diff --git a/.gx/lastpubver b/.gx/lastpubver
index cfe953b..9638fb7 100644
--- a/.gx/lastpubver
+++ b/.gx/lastpubver
@@ -1 +1 @@
-3.2.0: QmUyz7JTJzgegC6tiJrfby3mPhzcdswVtG4x58TQ6pq8jV
+3.3.0: QmbQshXLNcCPRUGZv4sBGxnZNAHREA6MKeomkwihNXPZWP
diff --git a/datastore.go b/datastore.go
index b003198..63263ed 100644
--- a/datastore.go
+++ b/datastore.go
@@ -165,7 +165,7 @@ type Txn interface {
 type TxnDatastore interface {
 	Datastore
 
-	NewTransaction(readOnly bool) Txn
+	NewTransaction(readOnly bool) (Txn, error)
 }
 
 // Errors
diff --git a/package.json b/package.json
index 1e3e3e3..64f2ea2 100644
--- a/package.json
+++ b/package.json
@@ -37,6 +37,6 @@
   "license": "MIT",
   "name": "go-datastore",
   "releaseCmd": "git commit -a -m \"gx publish $VERSION\"",
-  "version": "3.2.0"
+  "version": "3.3.0"
 }