diff --git a/benchmarks/pom.xml b/benchmarks/pom.xml
index bbc9ab3e80..1ab983259a 100644
--- a/benchmarks/pom.xml
+++ b/benchmarks/pom.xml
@@ -24,7 +24,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-spanner-parent</artifactId>
-    <version>6.78.0</version><!-- {x-version-update:google-cloud-spanner:current} -->
+    <version>6.78.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-spanner:current} -->
   </parent>
 
   <properties>
diff --git a/google-cloud-spanner-bom/pom.xml b/google-cloud-spanner-bom/pom.xml
index a60a8c540a..40894e1919 100644
--- a/google-cloud-spanner-bom/pom.xml
+++ b/google-cloud-spanner-bom/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-spanner-bom</artifactId>
-  <version>6.78.0</version><!-- {x-version-update:google-cloud-spanner:current} -->
+  <version>6.78.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-spanner:current} -->
   <packaging>pom</packaging>
   <parent>
     <groupId>com.google.cloud</groupId>
@@ -53,43 +53,43 @@
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-spanner</artifactId>
-        <version>6.78.0</version><!-- {x-version-update:google-cloud-spanner:current} -->
+        <version>6.78.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-spanner:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-spanner</artifactId>
         <type>test-jar</type>
-        <version>6.78.0</version><!-- {x-version-update:google-cloud-spanner:current} -->
+        <version>6.78.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-spanner:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-spanner-v1</artifactId>
-        <version>6.78.0</version><!-- {x-version-update:grpc-google-cloud-spanner-v1:current} -->
+        <version>6.78.1-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-spanner-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-spanner-admin-instance-v1</artifactId>
-        <version>6.78.0</version><!-- {x-version-update:grpc-google-cloud-spanner-admin-instance-v1:current} -->
+        <version>6.78.1-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-spanner-admin-instance-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-spanner-admin-database-v1</artifactId>
-        <version>6.78.0</version><!-- {x-version-update:grpc-google-cloud-spanner-admin-database-v1:current} -->
+        <version>6.78.1-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-spanner-admin-database-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-spanner-admin-instance-v1</artifactId>
-        <version>6.78.0</version><!-- {x-version-update:proto-google-cloud-spanner-admin-instance-v1:current} -->
+        <version>6.78.1-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-spanner-admin-instance-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-spanner-v1</artifactId>
-        <version>6.78.0</version><!-- {x-version-update:proto-google-cloud-spanner-v1:current} -->
+        <version>6.78.1-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-spanner-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-spanner-admin-database-v1</artifactId>
-        <version>6.78.0</version><!-- {x-version-update:proto-google-cloud-spanner-admin-database-v1:current} -->
+        <version>6.78.1-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-spanner-admin-database-v1:current} -->
       </dependency>
     </dependencies>
   </dependencyManagement>
diff --git a/google-cloud-spanner-executor/pom.xml b/google-cloud-spanner-executor/pom.xml
index 5e12a8a7cf..73b9a32938 100644
--- a/google-cloud-spanner-executor/pom.xml
+++ b/google-cloud-spanner-executor/pom.xml
@@ -5,14 +5,14 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-spanner-executor</artifactId>
-  <version>6.78.0</version><!-- {x-version-update:google-cloud-spanner-executor:current} -->
+  <version>6.78.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-spanner-executor:current} -->
   <packaging>jar</packaging>
   <name>Google Cloud Spanner Executor</name>
 
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-spanner-parent</artifactId>
-    <version>6.78.0</version><!-- {x-version-update:google-cloud-spanner:current} -->
+    <version>6.78.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-spanner:current} -->
   </parent>
 
   <properties>
diff --git a/google-cloud-spanner/pom.xml b/google-cloud-spanner/pom.xml
index 13f767683e..2e5763a2a2 100644
--- a/google-cloud-spanner/pom.xml
+++ b/google-cloud-spanner/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-spanner</artifactId>
-  <version>6.78.0</version><!-- {x-version-update:google-cloud-spanner:current} -->
+  <version>6.78.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-spanner:current} -->
   <packaging>jar</packaging>
   <name>Google Cloud Spanner</name>
   <url>https://github.com/googleapis/java-spanner</url>
@@ -11,7 +11,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-spanner-parent</artifactId>
-    <version>6.78.0</version><!-- {x-version-update:google-cloud-spanner:current} -->
+    <version>6.78.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-spanner:current} -->
   </parent>
   <properties>
     <site.installationModule>google-cloud-spanner</site.installationModule>
diff --git a/grpc-google-cloud-spanner-admin-database-v1/pom.xml b/grpc-google-cloud-spanner-admin-database-v1/pom.xml
index 139164441f..0eb83a296c 100644
--- a/grpc-google-cloud-spanner-admin-database-v1/pom.xml
+++ b/grpc-google-cloud-spanner-admin-database-v1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>grpc-google-cloud-spanner-admin-database-v1</artifactId>
-  <version>6.78.0</version><!-- {x-version-update:grpc-google-cloud-spanner-admin-database-v1:current} -->
+  <version>6.78.1-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-spanner-admin-database-v1:current} -->
   <name>grpc-google-cloud-spanner-admin-database-v1</name>
   <description>GRPC library for grpc-google-cloud-spanner-admin-database-v1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-spanner-parent</artifactId>
-    <version>6.78.0</version><!-- {x-version-update:google-cloud-spanner:current} -->
+    <version>6.78.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-spanner:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/grpc-google-cloud-spanner-admin-instance-v1/pom.xml b/grpc-google-cloud-spanner-admin-instance-v1/pom.xml
index de02449d08..35868459c3 100644
--- a/grpc-google-cloud-spanner-admin-instance-v1/pom.xml
+++ b/grpc-google-cloud-spanner-admin-instance-v1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>grpc-google-cloud-spanner-admin-instance-v1</artifactId>
-  <version>6.78.0</version><!-- {x-version-update:grpc-google-cloud-spanner-admin-instance-v1:current} -->
+  <version>6.78.1-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-spanner-admin-instance-v1:current} -->
   <name>grpc-google-cloud-spanner-admin-instance-v1</name>
   <description>GRPC library for grpc-google-cloud-spanner-admin-instance-v1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-spanner-parent</artifactId>
-    <version>6.78.0</version><!-- {x-version-update:google-cloud-spanner:current} -->
+    <version>6.78.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-spanner:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/grpc-google-cloud-spanner-executor-v1/pom.xml b/grpc-google-cloud-spanner-executor-v1/pom.xml
index d055456d5e..f220bce4dc 100644
--- a/grpc-google-cloud-spanner-executor-v1/pom.xml
+++ b/grpc-google-cloud-spanner-executor-v1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>grpc-google-cloud-spanner-executor-v1</artifactId>
-  <version>6.78.0</version><!-- {x-version-update:grpc-google-cloud-spanner-executor-v1:current} -->
+  <version>6.78.1-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-spanner-executor-v1:current} -->
   <name>grpc-google-cloud-spanner-executor-v1</name>
   <description>GRPC library for google-cloud-spanner</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-spanner-parent</artifactId>
-    <version>6.78.0</version><!-- {x-version-update:google-cloud-spanner:current} -->
+    <version>6.78.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-spanner:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/grpc-google-cloud-spanner-v1/pom.xml b/grpc-google-cloud-spanner-v1/pom.xml
index 9d8a9b18c5..d2e4d22889 100644
--- a/grpc-google-cloud-spanner-v1/pom.xml
+++ b/grpc-google-cloud-spanner-v1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>grpc-google-cloud-spanner-v1</artifactId>
-  <version>6.78.0</version><!-- {x-version-update:grpc-google-cloud-spanner-v1:current} -->
+  <version>6.78.1-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-spanner-v1:current} -->
   <name>grpc-google-cloud-spanner-v1</name>
   <description>GRPC library for grpc-google-cloud-spanner-v1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-spanner-parent</artifactId>
-    <version>6.78.0</version><!-- {x-version-update:google-cloud-spanner:current} -->
+    <version>6.78.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-spanner:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/pom.xml b/pom.xml
index 5b0da994dd..6280570679 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-spanner-parent</artifactId>
   <packaging>pom</packaging>
-  <version>6.78.0</version><!-- {x-version-update:google-cloud-spanner:current} -->
+  <version>6.78.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-spanner:current} -->
   <name>Google Cloud Spanner Parent</name>
   <url>https://github.com/googleapis/java-spanner</url>
   <description>
@@ -61,47 +61,47 @@
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-spanner-admin-instance-v1</artifactId>
-        <version>6.78.0</version><!-- {x-version-update:proto-google-cloud-spanner-admin-instance-v1:current} -->
+        <version>6.78.1-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-spanner-admin-instance-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-spanner-executor-v1</artifactId>
-        <version>6.78.0</version><!-- {x-version-update:proto-google-cloud-spanner-executor-v1:current} -->
+        <version>6.78.1-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-spanner-executor-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-spanner-executor-v1</artifactId>
-        <version>6.78.0</version><!-- {x-version-update:grpc-google-cloud-spanner-executor-v1:current} -->
+        <version>6.78.1-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-spanner-executor-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-spanner-v1</artifactId>
-        <version>6.78.0</version><!-- {x-version-update:proto-google-cloud-spanner-v1:current} -->
+        <version>6.78.1-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-spanner-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-spanner-admin-database-v1</artifactId>
-        <version>6.78.0</version><!-- {x-version-update:proto-google-cloud-spanner-admin-database-v1:current} -->
+        <version>6.78.1-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-spanner-admin-database-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-spanner-v1</artifactId>
-        <version>6.78.0</version><!-- {x-version-update:grpc-google-cloud-spanner-v1:current} -->
+        <version>6.78.1-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-spanner-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-spanner-admin-instance-v1</artifactId>
-        <version>6.78.0</version><!-- {x-version-update:grpc-google-cloud-spanner-admin-instance-v1:current} -->
+        <version>6.78.1-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-spanner-admin-instance-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-spanner-admin-database-v1</artifactId>
-        <version>6.78.0</version><!-- {x-version-update:grpc-google-cloud-spanner-admin-database-v1:current} -->
+        <version>6.78.1-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-spanner-admin-database-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-spanner</artifactId>
-        <version>6.78.0</version><!-- {x-version-update:google-cloud-spanner:current} -->
+        <version>6.78.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-spanner:current} -->
       </dependency>
 
       <dependency>
diff --git a/proto-google-cloud-spanner-admin-database-v1/pom.xml b/proto-google-cloud-spanner-admin-database-v1/pom.xml
index 40e21d4a5d..ea176b8be3 100644
--- a/proto-google-cloud-spanner-admin-database-v1/pom.xml
+++ b/proto-google-cloud-spanner-admin-database-v1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>proto-google-cloud-spanner-admin-database-v1</artifactId>
-  <version>6.78.0</version><!-- {x-version-update:proto-google-cloud-spanner-admin-database-v1:current} -->
+  <version>6.78.1-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-spanner-admin-database-v1:current} -->
   <name>proto-google-cloud-spanner-admin-database-v1</name>
   <description>PROTO library for proto-google-cloud-spanner-admin-database-v1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-spanner-parent</artifactId>
-    <version>6.78.0</version><!-- {x-version-update:google-cloud-spanner:current} -->
+    <version>6.78.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-spanner:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/proto-google-cloud-spanner-admin-instance-v1/pom.xml b/proto-google-cloud-spanner-admin-instance-v1/pom.xml
index 42c7ed5f66..3fdc451cff 100644
--- a/proto-google-cloud-spanner-admin-instance-v1/pom.xml
+++ b/proto-google-cloud-spanner-admin-instance-v1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>proto-google-cloud-spanner-admin-instance-v1</artifactId>
-  <version>6.78.0</version><!-- {x-version-update:proto-google-cloud-spanner-admin-instance-v1:current} -->
+  <version>6.78.1-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-spanner-admin-instance-v1:current} -->
   <name>proto-google-cloud-spanner-admin-instance-v1</name>
   <description>PROTO library for proto-google-cloud-spanner-admin-instance-v1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-spanner-parent</artifactId>
-    <version>6.78.0</version><!-- {x-version-update:google-cloud-spanner:current} -->
+    <version>6.78.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-spanner:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/proto-google-cloud-spanner-executor-v1/pom.xml b/proto-google-cloud-spanner-executor-v1/pom.xml
index a915db9ad7..15dc11cabd 100644
--- a/proto-google-cloud-spanner-executor-v1/pom.xml
+++ b/proto-google-cloud-spanner-executor-v1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>proto-google-cloud-spanner-executor-v1</artifactId>
-  <version>6.78.0</version><!-- {x-version-update:proto-google-cloud-spanner-executor-v1:current} -->
+  <version>6.78.1-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-spanner-executor-v1:current} -->
   <name>proto-google-cloud-spanner-executor-v1</name>
   <description>Proto library for google-cloud-spanner</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-spanner-parent</artifactId>
-    <version>6.78.0</version><!-- {x-version-update:google-cloud-spanner:current} -->
+    <version>6.78.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-spanner:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/proto-google-cloud-spanner-v1/pom.xml b/proto-google-cloud-spanner-v1/pom.xml
index dd9ad8b00e..44d3d2da72 100644
--- a/proto-google-cloud-spanner-v1/pom.xml
+++ b/proto-google-cloud-spanner-v1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>proto-google-cloud-spanner-v1</artifactId>
-  <version>6.78.0</version><!-- {x-version-update:proto-google-cloud-spanner-v1:current} -->
+  <version>6.78.1-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-spanner-v1:current} -->
   <name>proto-google-cloud-spanner-v1</name>
   <description>PROTO library for proto-google-cloud-spanner-v1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-spanner-parent</artifactId>
-    <version>6.78.0</version><!-- {x-version-update:google-cloud-spanner:current} -->
+    <version>6.78.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-spanner:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/samples/snapshot/pom.xml b/samples/snapshot/pom.xml
index 6ffbeef739..a46e149d0a 100644
--- a/samples/snapshot/pom.xml
+++ b/samples/snapshot/pom.xml
@@ -32,7 +32,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-spanner</artifactId>
-      <version>6.78.0</version>
+      <version>6.78.1-SNAPSHOT</version>
     </dependency>
     <!-- {x-version-update-end} -->
     
diff --git a/versions.txt b/versions.txt
index 0dbdb06eb4..56e90cc461 100644
--- a/versions.txt
+++ b/versions.txt
@@ -1,13 +1,13 @@
 # Format:
 # module:released-version:current-version
 
-proto-google-cloud-spanner-admin-instance-v1:6.78.0:6.78.0
-proto-google-cloud-spanner-v1:6.78.0:6.78.0
-proto-google-cloud-spanner-admin-database-v1:6.78.0:6.78.0
-grpc-google-cloud-spanner-v1:6.78.0:6.78.0
-grpc-google-cloud-spanner-admin-instance-v1:6.78.0:6.78.0
-grpc-google-cloud-spanner-admin-database-v1:6.78.0:6.78.0
-google-cloud-spanner:6.78.0:6.78.0
-google-cloud-spanner-executor:6.78.0:6.78.0
-proto-google-cloud-spanner-executor-v1:6.78.0:6.78.0
-grpc-google-cloud-spanner-executor-v1:6.78.0:6.78.0
+proto-google-cloud-spanner-admin-instance-v1:6.78.0:6.78.1-SNAPSHOT
+proto-google-cloud-spanner-v1:6.78.0:6.78.1-SNAPSHOT
+proto-google-cloud-spanner-admin-database-v1:6.78.0:6.78.1-SNAPSHOT
+grpc-google-cloud-spanner-v1:6.78.0:6.78.1-SNAPSHOT
+grpc-google-cloud-spanner-admin-instance-v1:6.78.0:6.78.1-SNAPSHOT
+grpc-google-cloud-spanner-admin-database-v1:6.78.0:6.78.1-SNAPSHOT
+google-cloud-spanner:6.78.0:6.78.1-SNAPSHOT
+google-cloud-spanner-executor:6.78.0:6.78.1-SNAPSHOT
+proto-google-cloud-spanner-executor-v1:6.78.0:6.78.1-SNAPSHOT
+grpc-google-cloud-spanner-executor-v1:6.78.0:6.78.1-SNAPSHOT