diff --git a/pipeline-model-api/pom.xml b/pipeline-model-api/pom.xml
index 7749815c2..b0f119b71 100644
--- a/pipeline-model-api/pom.xml
+++ b/pipeline-model-api/pom.xml
@@ -27,7 +27,7 @@
   <parent>
     <groupId>org.jenkinsci.plugins</groupId>
     <artifactId>pipeline-model-parent</artifactId>
-    <version>${revision}${changelist}</version>
+    <version>1.8.4</version>
   </parent>
 
   <groupId>org.jenkinsci.plugins</groupId>
@@ -41,7 +41,7 @@
     <connection>scm:git:https://github.com/jenkinsci/pipeline-model-definition-plugin</connection>
     <developerConnection>scm:git:git@github.com:jenkinsci/pipeline-model-definition-plugin.git</developerConnection>
     <url>https://github.com/jenkinsci/pipeline-model-definition-plugin</url>
-    <tag>${scmTag}</tag>
+    <tag>pipeline-model-definition-1.8.4</tag>
   </scm>
 
   <dependencies>
diff --git a/pipeline-model-definition/pom.xml b/pipeline-model-definition/pom.xml
index a3da36cfb..de6c44382 100644
--- a/pipeline-model-definition/pom.xml
+++ b/pipeline-model-definition/pom.xml
@@ -27,7 +27,7 @@
   <parent>
     <groupId>org.jenkinsci.plugins</groupId>
     <artifactId>pipeline-model-parent</artifactId>
-    <version>${revision}${changelist}</version>
+    <version>1.8.4</version>
   </parent>
 
   <groupId>org.jenkinsci.plugins</groupId>
@@ -89,7 +89,7 @@
     <connection>scm:git:https://github.com/jenkinsci/pipeline-model-definition-plugin</connection>
     <developerConnection>scm:git:git@github.com:jenkinsci/pipeline-model-definition-plugin.git</developerConnection>
     <url>https://github.com/jenkinsci/pipeline-model-definition-plugin</url>
-    <tag>${scmTag}</tag>
+    <tag>pipeline-model-definition-1.8.4</tag>
   </scm>
 
   <dependencies>
diff --git a/pipeline-model-extensions/pom.xml b/pipeline-model-extensions/pom.xml
index 7f9081618..5c7939e64 100644
--- a/pipeline-model-extensions/pom.xml
+++ b/pipeline-model-extensions/pom.xml
@@ -27,7 +27,7 @@
   <parent>
     <groupId>org.jenkinsci.plugins</groupId>
     <artifactId>pipeline-model-parent</artifactId>
-    <version>${revision}${changelist}</version>
+    <version>1.8.4</version>
   </parent>
 
   <groupId>org.jenkinsci.plugins</groupId>
@@ -54,7 +54,7 @@
     <connection>scm:git:https://github.com/jenkinsci/pipeline-model-definition-plugin</connection>
     <developerConnection>scm:git:git@github.com:jenkinsci/pipeline-model-definition-plugin.git</developerConnection>
     <url>https://github.com/jenkinsci/pipeline-model-definition-plugin</url>
-    <tag>${scmTag}</tag>
+    <tag>pipeline-model-definition-1.8.4</tag>
   </scm>
 
   <dependencies>
diff --git a/pipeline-stage-tags-metadata/pom.xml b/pipeline-stage-tags-metadata/pom.xml
index 090d1cdd1..b88212dea 100644
--- a/pipeline-stage-tags-metadata/pom.xml
+++ b/pipeline-stage-tags-metadata/pom.xml
@@ -27,7 +27,7 @@
   <parent>
     <groupId>org.jenkinsci.plugins</groupId>
     <artifactId>pipeline-model-parent</artifactId>
-    <version>${revision}${changelist}</version>
+    <version>1.8.4</version>
   </parent>
 
   <artifactId>pipeline-stage-tags-metadata</artifactId>
@@ -40,7 +40,7 @@
     <connection>scm:git:https://github.com/jenkinsci/pipeline-model-definition-plugin</connection>
     <developerConnection>scm:git:git@github.com:jenkinsci/pipeline-model-definition-plugin.git</developerConnection>
     <url>https://github.com/jenkinsci/pipeline-model-definition-plugin</url>
-    <tag>${scmTag}</tag>
+    <tag>pipeline-model-definition-1.8.4</tag>
   </scm>
 
   <dependencies>
diff --git a/pom.xml b/pom.xml
index 0cf24d917..1b7610602 100644
--- a/pom.xml
+++ b/pom.xml
@@ -33,7 +33,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>org.jenkinsci.plugins</groupId>
   <artifactId>pipeline-model-parent</artifactId>
-  <version>${revision}${changelist}</version>
+  <version>1.8.4</version>
   <packaging>pom</packaging>
   <name>Pipeline: Model Parent POM</name>
   <description>An opinionated, declarative Pipeline</description>
@@ -58,7 +58,7 @@
     <connection>scm:git:https://github.com/jenkinsci/pipeline-model-definition-plugin</connection>
     <developerConnection>scm:git:git@github.com:jenkinsci/pipeline-model-definition-plugin.git</developerConnection>
     <url>https://github.com/jenkinsci/pipeline-model-definition-plugin</url>
-    <tag>${scmTag}</tag>
+    <tag>pipeline-model-definition-1.8.4</tag>
   </scm>