diff --git a/java-securitycenter-settings/google-cloud-securitycenter-settings-bom/pom.xml b/java-securitycenter-settings/google-cloud-securitycenter-settings-bom/pom.xml
index a1cfd37d121d..c1e3470f0ee7 100644
--- a/java-securitycenter-settings/google-cloud-securitycenter-settings-bom/pom.xml
+++ b/java-securitycenter-settings/google-cloud-securitycenter-settings-bom/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-securitycenter-settings-bom</artifactId>
-  <version>0.6.5</version><!-- {x-version-update:google-cloud-securitycenter-settings:current} -->
+  <version>0.6.6-SNAPSHOT</version><!-- {x-version-update:google-cloud-securitycenter-settings:current} -->
   <packaging>pom</packaging>
   <parent>
     <groupId>com.google.cloud</groupId>
@@ -53,17 +53,17 @@
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-securitycenter-settings</artifactId>
-        <version>0.6.5</version><!-- {x-version-update:google-cloud-securitycenter-settings:current} -->
+        <version>0.6.6-SNAPSHOT</version><!-- {x-version-update:google-cloud-securitycenter-settings:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-securitycenter-settings-v1beta1</artifactId>
-        <version>0.6.5</version><!-- {x-version-update:grpc-google-cloud-securitycenter-settings-v1beta1:current} -->
+        <version>0.6.6-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-securitycenter-settings-v1beta1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-securitycenter-settings-v1beta1</artifactId>
-        <version>0.6.5</version><!-- {x-version-update:proto-google-cloud-securitycenter-settings-v1beta1:current} -->
+        <version>0.6.6-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-securitycenter-settings-v1beta1:current} -->
       </dependency>
     </dependencies>
   </dependencyManagement>
diff --git a/java-securitycenter-settings/google-cloud-securitycenter-settings/pom.xml b/java-securitycenter-settings/google-cloud-securitycenter-settings/pom.xml
index 67f16139a9be..666c68031d63 100644
--- a/java-securitycenter-settings/google-cloud-securitycenter-settings/pom.xml
+++ b/java-securitycenter-settings/google-cloud-securitycenter-settings/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-securitycenter-settings</artifactId>
-  <version>0.6.5</version><!-- {x-version-update:google-cloud-securitycenter-settings:current} -->
+  <version>0.6.6-SNAPSHOT</version><!-- {x-version-update:google-cloud-securitycenter-settings:current} -->
   <packaging>jar</packaging>
   <name>Google Security Command Center Settings API</name>
   <url>https://github.com/googleapis/java-securitycenter-settings</url>
@@ -11,7 +11,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-securitycenter-settings-parent</artifactId>
-    <version>0.6.5</version><!-- {x-version-update:google-cloud-securitycenter-settings:current} -->
+    <version>0.6.6-SNAPSHOT</version><!-- {x-version-update:google-cloud-securitycenter-settings:current} -->
   </parent>
   <properties>
     <site.installationModule>google-cloud-securitycenter-settings</site.installationModule>
diff --git a/java-securitycenter-settings/grpc-google-cloud-securitycenter-settings-v1beta1/pom.xml b/java-securitycenter-settings/grpc-google-cloud-securitycenter-settings-v1beta1/pom.xml
index d5a18841a820..1e60bf975cc9 100644
--- a/java-securitycenter-settings/grpc-google-cloud-securitycenter-settings-v1beta1/pom.xml
+++ b/java-securitycenter-settings/grpc-google-cloud-securitycenter-settings-v1beta1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>grpc-google-cloud-securitycenter-settings-v1beta1</artifactId>
-  <version>0.6.5</version><!-- {x-version-update:grpc-google-cloud-securitycenter-settings-v1beta1:current} -->
+  <version>0.6.6-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-securitycenter-settings-v1beta1:current} -->
   <name>grpc-google-cloud-securitycenter-settings-v1beta1</name>
   <description>GRPC library for grpc-google-cloud-securitycenter-settings-v1beta1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-securitycenter-settings-parent</artifactId>
-    <version>0.6.5</version><!-- {x-version-update:google-cloud-securitycenter-settings:current} -->
+    <version>0.6.6-SNAPSHOT</version><!-- {x-version-update:google-cloud-securitycenter-settings:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/java-securitycenter-settings/pom.xml b/java-securitycenter-settings/pom.xml
index 3e1b2a1e7d73..373e303a1147 100644
--- a/java-securitycenter-settings/pom.xml
+++ b/java-securitycenter-settings/pom.xml
@@ -4,7 +4,7 @@
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-securitycenter-settings-parent</artifactId>
   <packaging>pom</packaging>
-  <version>0.6.5</version><!-- {x-version-update:google-cloud-securitycenter-settings:current} -->
+  <version>0.6.6-SNAPSHOT</version><!-- {x-version-update:google-cloud-securitycenter-settings:current} -->
   <name>Google Security Command Center Settings API Parent</name>
   <url>https://github.com/googleapis/java-securitycenter-settings</url>
   <description>
@@ -61,17 +61,17 @@
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-securitycenter-settings</artifactId>
-        <version>0.6.5</version><!-- {x-version-update:google-cloud-securitycenter-settings:current} -->
+        <version>0.6.6-SNAPSHOT</version><!-- {x-version-update:google-cloud-securitycenter-settings:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-securitycenter-settings-v1beta1</artifactId>
-        <version>0.6.5</version><!-- {x-version-update:proto-google-cloud-securitycenter-settings-v1beta1:current} -->
+        <version>0.6.6-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-securitycenter-settings-v1beta1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-securitycenter-settings-v1beta1</artifactId>
-        <version>0.6.5</version><!-- {x-version-update:grpc-google-cloud-securitycenter-settings-v1beta1:current} -->
+        <version>0.6.6-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-securitycenter-settings-v1beta1:current} -->
       </dependency>
 
       <dependency>
diff --git a/java-securitycenter-settings/proto-google-cloud-securitycenter-settings-v1beta1/pom.xml b/java-securitycenter-settings/proto-google-cloud-securitycenter-settings-v1beta1/pom.xml
index 37ab5c84b703..9f6e8799a789 100644
--- a/java-securitycenter-settings/proto-google-cloud-securitycenter-settings-v1beta1/pom.xml
+++ b/java-securitycenter-settings/proto-google-cloud-securitycenter-settings-v1beta1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>proto-google-cloud-securitycenter-settings-v1beta1</artifactId>
-  <version>0.6.5</version><!-- {x-version-update:proto-google-cloud-securitycenter-settings-v1beta1:current} -->
+  <version>0.6.6-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-securitycenter-settings-v1beta1:current} -->
   <name>proto-google-cloud-securitycenter-settings-v1beta1</name>
   <description>PROTO library for proto-google-cloud-securitycenter-settings-v1beta1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-securitycenter-settings-parent</artifactId>
-    <version>0.6.5</version><!-- {x-version-update:google-cloud-securitycenter-settings:current} -->
+    <version>0.6.6-SNAPSHOT</version><!-- {x-version-update:google-cloud-securitycenter-settings:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/java-securitycenter-settings/versions.txt b/java-securitycenter-settings/versions.txt
index 222ad809d93e..2491695293ff 100644
--- a/java-securitycenter-settings/versions.txt
+++ b/java-securitycenter-settings/versions.txt
@@ -1,6 +1,6 @@
 # Format:
 # module:released-version:current-version
 
-google-cloud-securitycenter-settings:0.6.5:0.6.5
-grpc-google-cloud-securitycenter-settings-v1beta1:0.6.5:0.6.5
-proto-google-cloud-securitycenter-settings-v1beta1:0.6.5:0.6.5
+google-cloud-securitycenter-settings:0.6.5:0.6.6-SNAPSHOT
+grpc-google-cloud-securitycenter-settings-v1beta1:0.6.5:0.6.6-SNAPSHOT
+proto-google-cloud-securitycenter-settings-v1beta1:0.6.5:0.6.6-SNAPSHOT