diff --git a/pom.xml b/pom.xml
index 60ef26d..1eeab4a 100644
--- a/pom.xml
+++ b/pom.xml
@@ -11,24 +11,24 @@
   <properties>
     <maven.compiler.source>11</maven.compiler.source>
     <maven.compiler.target>11</maven.compiler.target>
-    <plantuml.version>1.2021.10</plantuml.version>
+    <plantuml.version>1.2021.16</plantuml.version>
   </properties>
 
   <dependencies>
     <dependency>
       <groupId>com.amazonaws</groupId>
       <artifactId>aws-lambda-java-core</artifactId>
-      <version>1.2.0</version>
+      <version>1.2.1</version>
     </dependency>
     <dependency>
       <groupId>com.amazonaws</groupId>
       <artifactId>aws-lambda-java-events</artifactId>
-      <version>2.2.7</version>
+      <version>3.11.0</version>
     </dependency>
     <dependency>
       <groupId>com.amazonaws</groupId>
       <artifactId>aws-lambda-java-log4j</artifactId>
-      <version>1.0.0</version>
+      <version>1.0.1</version>
     </dependency>
     <!-- https://mvnrepository.com/artifact/net.sourceforge.plantuml/plantuml -->
     <dependency>
@@ -45,13 +45,13 @@
     <dependency>
       <groupId>org.apache.xmlgraphics</groupId>
       <artifactId>batik-all</artifactId>
-      <version>1.12</version>
+      <version>1.14</version>
     </dependency>
     <!-- https://mvnrepository.com/artifact/org.apache.cxf/cxf-rt-frontend-jaxrs -->
     <dependency>
       <groupId>org.apache.cxf</groupId>
       <artifactId>cxf-rt-frontend-jaxrs</artifactId>
-      <version>3.3.5</version>
+      <version>3.5.0</version>
     </dependency>
     <!-- https://mvnrepository.com/artifact/com.googlecode.json-simple/json-simple -->
     <dependency>
@@ -63,13 +63,13 @@
     <dependency>
       <groupId>com.google.code.gson</groupId>
       <artifactId>gson</artifactId>
-      <version>2.8.6</version>
+      <version>2.8.9</version>
     </dependency>
     <!-- https://mvnrepository.com/artifact/org.apache.httpcomponents/httpcore -->
     <dependency>
       <groupId>org.apache.httpcomponents</groupId>
       <artifactId>httpcore</artifactId>
-      <version>4.4.13</version>
+      <version>4.4.15</version>
     </dependency>
   </dependencies>
 
@@ -78,7 +78,7 @@
       <plugin>
         <groupId>org.codehaus.mojo</groupId>
         <artifactId>exec-maven-plugin</artifactId>
-        <version>1.6.0</version>
+        <version>3.0.0</version>
         <executions>
           <execution>
             <id>Minify UI</id>
@@ -98,7 +98,7 @@
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-dependency-plugin</artifactId>
-        <version>3.1.2</version>
+        <version>3.2.0</version>
         <executions>
           <execution>
             <id>copy-dependencies</id>