diff --git a/google-cloud-trace-bom/pom.xml b/google-cloud-trace-bom/pom.xml
index 6f74d778..04a99342 100644
--- a/google-cloud-trace-bom/pom.xml
+++ b/google-cloud-trace-bom/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-trace-bom</artifactId>
-  <version>2.3.0</version><!-- {x-version-update:google-cloud-trace:current} -->
+  <version>2.3.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-trace:current} -->
   <packaging>pom</packaging>
   <parent>
     <groupId>com.google.cloud</groupId>
@@ -52,27 +52,27 @@
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-trace</artifactId>
-        <version>2.3.0</version><!-- {x-version-update:google-cloud-trace:current} -->
+        <version>2.3.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-trace:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-trace-v1</artifactId>
-        <version>2.3.0</version><!-- {x-version-update:grpc-google-cloud-trace-v1:current} -->
+        <version>2.3.1-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-trace-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-trace-v2</artifactId>
-        <version>2.3.0</version><!-- {x-version-update:grpc-google-cloud-trace-v2:current} -->
+        <version>2.3.1-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-trace-v2:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-trace-v1</artifactId>
-        <version>2.3.0</version><!-- {x-version-update:proto-google-cloud-trace-v1:current} -->
+        <version>2.3.1-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-trace-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-trace-v2</artifactId>
-        <version>2.3.0</version><!-- {x-version-update:proto-google-cloud-trace-v2:current} -->
+        <version>2.3.1-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-trace-v2:current} -->
       </dependency>
     </dependencies>
   </dependencyManagement>
diff --git a/google-cloud-trace/pom.xml b/google-cloud-trace/pom.xml
index 10da5130..4ed3f9f3 100644
--- a/google-cloud-trace/pom.xml
+++ b/google-cloud-trace/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-trace</artifactId>
-  <version>2.3.0</version><!-- {x-version-update:google-cloud-trace:current} -->
+  <version>2.3.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-trace:current} -->
   <packaging>jar</packaging>
   <name>Google Cloud Trace</name>
   <url>https://github.com/googleapis/java-trace</url>
@@ -13,7 +13,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-trace-parent</artifactId>
-    <version>2.3.0</version><!-- {x-version-update:google-cloud-trace:current} -->
+    <version>2.3.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-trace:current} -->
   </parent>
   <properties>
     <site.installationModule>google-cloud-trace</site.installationModule>
diff --git a/grpc-google-cloud-trace-v1/pom.xml b/grpc-google-cloud-trace-v1/pom.xml
index fd680fdc..6be83b95 100644
--- a/grpc-google-cloud-trace-v1/pom.xml
+++ b/grpc-google-cloud-trace-v1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>grpc-google-cloud-trace-v1</artifactId>
-  <version>2.3.0</version><!-- {x-version-update:grpc-google-cloud-trace-v1:current} -->
+  <version>2.3.1-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-trace-v1:current} -->
   <name>grpc-google-cloud-trace-v1</name>
   <description>GRPC library for grpc-google-cloud-trace-v1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-trace-parent</artifactId>
-    <version>2.3.0</version><!-- {x-version-update:google-cloud-trace:current} -->
+    <version>2.3.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-trace:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/grpc-google-cloud-trace-v2/pom.xml b/grpc-google-cloud-trace-v2/pom.xml
index 12b8cdba..0c91ff5b 100644
--- a/grpc-google-cloud-trace-v2/pom.xml
+++ b/grpc-google-cloud-trace-v2/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>grpc-google-cloud-trace-v2</artifactId>
-  <version>2.3.0</version><!-- {x-version-update:grpc-google-cloud-trace-v2:current} -->
+  <version>2.3.1-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-trace-v2:current} -->
   <name>grpc-google-cloud-trace-v2</name>
   <description>GRPC library for grpc-google-cloud-trace-v2</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-trace-parent</artifactId>
-    <version>2.3.0</version><!-- {x-version-update:google-cloud-trace:current} -->
+    <version>2.3.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-trace:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/pom.xml b/pom.xml
index d307653c..b780d971 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-trace-parent</artifactId>
   <packaging>pom</packaging>
-  <version>2.3.0</version><!-- {x-version-update:google-cloud-trace:current} -->
+  <version>2.3.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-trace:current} -->
   <name>Google Cloud Trace Parent</name>
   <url>https://github.com/googleapis/java-core</url>
   <description>
@@ -149,27 +149,27 @@
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-trace-v1</artifactId>
-        <version>2.3.0</version><!-- {x-version-update:proto-google-cloud-trace-v1:current} -->
+        <version>2.3.1-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-trace-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-trace</artifactId>
-        <version>2.3.0</version><!-- {x-version-update:google-cloud-trace:current} -->
+        <version>2.3.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-trace:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-trace-v2</artifactId>
-        <version>2.3.0</version><!-- {x-version-update:proto-google-cloud-trace-v2:current} -->
+        <version>2.3.1-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-trace-v2:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-trace-v1</artifactId>
-        <version>2.3.0</version><!-- {x-version-update:grpc-google-cloud-trace-v1:current} -->
+        <version>2.3.1-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-trace-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-trace-v2</artifactId>
-        <version>2.3.0</version><!-- {x-version-update:grpc-google-cloud-trace-v2:current} -->
+        <version>2.3.1-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-trace-v2:current} -->
       </dependency>
 
       <dependency>
diff --git a/proto-google-cloud-trace-v1/pom.xml b/proto-google-cloud-trace-v1/pom.xml
index 3026acc2..6ca5f106 100644
--- a/proto-google-cloud-trace-v1/pom.xml
+++ b/proto-google-cloud-trace-v1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>proto-google-cloud-trace-v1</artifactId>
-  <version>2.3.0</version><!-- {x-version-update:proto-google-cloud-trace-v1:current} -->
+  <version>2.3.1-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-trace-v1:current} -->
   <name>proto-google-cloud-trace-v1</name>
   <description>PROTO library for proto-google-cloud-trace-v1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-trace-parent</artifactId>
-    <version>2.3.0</version><!-- {x-version-update:google-cloud-trace:current} -->
+    <version>2.3.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-trace:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/proto-google-cloud-trace-v2/pom.xml b/proto-google-cloud-trace-v2/pom.xml
index d74fda1a..4b4b52d6 100644
--- a/proto-google-cloud-trace-v2/pom.xml
+++ b/proto-google-cloud-trace-v2/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>proto-google-cloud-trace-v2</artifactId>
-  <version>2.3.0</version><!-- {x-version-update:proto-google-cloud-trace-v2:current} -->
+  <version>2.3.1-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-trace-v2:current} -->
   <name>proto-google-cloud-trace-v2</name>
   <description>PROTO library for proto-google-cloud-trace-v2</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-trace-parent</artifactId>
-    <version>2.3.0</version><!-- {x-version-update:google-cloud-trace:current} -->
+    <version>2.3.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-trace:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/samples/snapshot/pom.xml b/samples/snapshot/pom.xml
index 8bfc976c..7aba784f 100644
--- a/samples/snapshot/pom.xml
+++ b/samples/snapshot/pom.xml
@@ -28,7 +28,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-trace</artifactId>
-      <version>2.3.0</version>
+      <version>2.3.1-SNAPSHOT</version>
     </dependency>
     <!-- {x-version-update-end} -->
 
diff --git a/versions.txt b/versions.txt
index af11356a..6b24fb19 100644
--- a/versions.txt
+++ b/versions.txt
@@ -1,8 +1,8 @@
 # Format:
 # module:released-version:current-version
 
-google-cloud-trace:2.3.0:2.3.0
-grpc-google-cloud-trace-v1:2.3.0:2.3.0
-grpc-google-cloud-trace-v2:2.3.0:2.3.0
-proto-google-cloud-trace-v1:2.3.0:2.3.0
-proto-google-cloud-trace-v2:2.3.0:2.3.0
+google-cloud-trace:2.3.0:2.3.1-SNAPSHOT
+grpc-google-cloud-trace-v1:2.3.0:2.3.1-SNAPSHOT
+grpc-google-cloud-trace-v2:2.3.0:2.3.1-SNAPSHOT
+proto-google-cloud-trace-v1:2.3.0:2.3.1-SNAPSHOT
+proto-google-cloud-trace-v2:2.3.0:2.3.1-SNAPSHOT