diff --git a/pom.xml b/pom.xml
index fa6b17ee6..2ebb63719 100644
--- a/pom.xml
+++ b/pom.xml
@@ -43,7 +43,7 @@
 
   <modelVersion>4.0.0</modelVersion>
   <artifactId>google-cloud-spanner-pgadapter</artifactId>
-  <version>0.42.3</version><!-- {x-version-update:google-cloud-spanner-pgadapter:current} -->
+  <version>0.42.4-SNAPSHOT</version><!-- {x-version-update:google-cloud-spanner-pgadapter:current} -->
   <name>Google Cloud Spanner PostgreSQL Adapter</name>
   <packaging>jar</packaging>
   <description>
diff --git a/versions.txt b/versions.txt
index 2c28441cb..2098a69b0 100644
--- a/versions.txt
+++ b/versions.txt
@@ -1,4 +1,4 @@
 # Format:
 # module:released-version:current-version
 
-google-cloud-spanner-pgadapter:0.42.3:0.42.3
+google-cloud-spanner-pgadapter:0.42.3:0.42.4-SNAPSHOT