diff --git a/api/pom.xml b/api/pom.xml
index d326f20d..b30cc894 100644
--- a/api/pom.xml
+++ b/api/pom.xml
@@ -20,7 +20,7 @@
         <!-- This is just for now and will not work if the API has a separate release cycle than the rest. -->
         <groupId>org.eclipse.microprofile.config</groupId>
         <artifactId>microprofile-config-parent</artifactId>
-        <version>1.3-SNAPSHOT</version>
+        <version>1.2.1-SNAPSHOT</version>
     </parent>
 
 <properties>
@@ -101,7 +101,7 @@
                 <version>3.5.0</version>
                 <configuration>
                     <base>
-                        <version>1.1</version>
+                        <version>1.2</version>
                     </base>
                  </configuration>
                 <executions>
diff --git a/pom.xml b/pom.xml
index 99fb97f5..5207897a 100644
--- a/pom.xml
+++ b/pom.xml
@@ -18,7 +18,7 @@
 
     <groupId>org.eclipse.microprofile.config</groupId>
     <artifactId>microprofile-config-parent</artifactId>
-    <version>1.3-SNAPSHOT</version>
+    <version>1.2.1-SNAPSHOT</version>
     <packaging>pom</packaging>
     <name>MicroProfile Config</name>
     <description>Eclipse MicroProfile Config Feature :: Parent POM</description>
diff --git a/spec/pom.xml b/spec/pom.xml
index 2373d68e..e02e2ba8 100644
--- a/spec/pom.xml
+++ b/spec/pom.xml
@@ -20,7 +20,7 @@
         <!-- This is just for now and will not work if the API has a separate release cycle than the rest. -->
         <groupId>org.eclipse.microprofile.config</groupId>
         <artifactId>microprofile-config-parent</artifactId>
-        <version>1.3-SNAPSHOT</version>
+        <version>1.2.1-SNAPSHOT</version>
     </parent>
 
     <groupId>org.eclipse.microprofile.config</groupId>
diff --git a/tck/pom.xml b/tck/pom.xml
index 94009ad8..ff2271fa 100644
--- a/tck/pom.xml
+++ b/tck/pom.xml
@@ -20,7 +20,7 @@
         <!-- This is just for now and will not work if the API has a separate release cycle than the rest. -->
         <groupId>org.eclipse.microprofile.config</groupId>
         <artifactId>microprofile-config-parent</artifactId>
-        <version>1.3-SNAPSHOT</version>
+        <version>1.2.1-SNAPSHOT</version>
     </parent>
 
     <groupId>org.eclipse.microprofile.config</groupId>