diff --git a/apache-qpid-proton-j/pom.xml b/apache-qpid-proton-j/pom.xml
index 3ab8957..009856f 100644
--- a/apache-qpid-proton-j/pom.xml
+++ b/apache-qpid-proton-j/pom.xml
@@ -18,7 +18,7 @@
   <parent>
     <groupId>org.apache.qpid</groupId>
     <artifactId>proton-j-parent</artifactId>
-    <version>0.34.0-SNAPSHOT</version>
+    <version>0.33.6</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
   <modelVersion>4.0.0</modelVersion>
diff --git a/examples/engine/pom.xml b/examples/engine/pom.xml
index 159a701..66f955c 100644
--- a/examples/engine/pom.xml
+++ b/examples/engine/pom.xml
@@ -19,7 +19,7 @@
   <parent>
     <groupId>org.apache.qpid</groupId>
     <artifactId>proton-j-parent</artifactId>
-    <version>0.34.0-SNAPSHOT</version>
+    <version>0.33.6</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
   <modelVersion>4.0.0</modelVersion>
diff --git a/examples/reactor/pom.xml b/examples/reactor/pom.xml
index 6a632b8..ae5966a 100644
--- a/examples/reactor/pom.xml
+++ b/examples/reactor/pom.xml
@@ -19,7 +19,7 @@
   <parent>
     <groupId>org.apache.qpid</groupId>
     <artifactId>proton-j-parent</artifactId>
-    <version>0.34.0-SNAPSHOT</version>
+    <version>0.33.6</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
   <modelVersion>4.0.0</modelVersion>
diff --git a/pom.xml b/pom.xml
index e48b16a..71e4f50 100644
--- a/pom.xml
+++ b/pom.xml
@@ -26,7 +26,7 @@
 
   <groupId>org.apache.qpid</groupId>
   <artifactId>proton-j-parent</artifactId>
-  <version>0.34.0-SNAPSHOT</version>
+  <version>0.33.6</version>
   <packaging>pom</packaging>
 
   <name>Proton-J Parent</name>
@@ -197,7 +197,7 @@
     <connection>scm:git:https://gitbox.apache.org/repos/asf/qpid-proton-j.git</connection>
     <developerConnection>scm:git:https://gitbox.apache.org/repos/asf/qpid-proton-j.git</developerConnection>
     <url>https://gitbox.apache.org/repos/asf?p=qpid-proton-j.git</url>
-    <tag>HEAD</tag>
+    <tag>0.33.6</tag>
   </scm>
   <issueManagement>
     <url>https://issues.apache.org/jira/browse/PROTON</url>
diff --git a/proton-j/pom.xml b/proton-j/pom.xml
index 0b2fa07..24d049d 100644
--- a/proton-j/pom.xml
+++ b/proton-j/pom.xml
@@ -19,7 +19,7 @@
   <parent>
     <groupId>org.apache.qpid</groupId>
     <artifactId>proton-j-parent</artifactId>
-    <version>0.34.0-SNAPSHOT</version>
+    <version>0.33.6</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/tests/performance-jmh/pom.xml b/tests/performance-jmh/pom.xml
index 400c2bf..1427c9d 100644
--- a/tests/performance-jmh/pom.xml
+++ b/tests/performance-jmh/pom.xml
@@ -19,7 +19,7 @@
     <parent>
         <groupId>org.apache.qpid</groupId>
         <artifactId>proton-j-parent</artifactId>
-        <version>0.34.0-SNAPSHOT</version>
+        <version>0.33.6</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/tests/pom.xml b/tests/pom.xml
index f98dec9..816ea08 100644
--- a/tests/pom.xml
+++ b/tests/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <groupId>org.apache.qpid</groupId>
     <artifactId>proton-j-parent</artifactId>
-    <version>0.34.0-SNAPSHOT</version>
+    <version>0.33.6</version>
   </parent>
 
   <artifactId>proton-tests</artifactId>