diff --git a/zuul.d/beaker.yaml b/zuul.d/beaker.yaml
index 3a085f48e..24c058343 100644
--- a/zuul.d/beaker.yaml
+++ b/zuul.d/beaker.yaml
@@ -28,7 +28,7 @@
       - ^.gitignore$
     vars:
       nodepool_type: centos7
-      puppet_gem_version: 5.5
+      puppet_gem_version: 5.5.0
 
 - job:
     name: puppet-openstack-libraries-puppet-beaker-rspec-ubuntu-bionic
diff --git a/zuul.d/libraries.yaml b/zuul.d/libraries.yaml
index d8e667a70..efbbe448b 100644
--- a/zuul.d/libraries.yaml
+++ b/zuul.d/libraries.yaml
@@ -7,14 +7,14 @@
     nodeset: centos-7
     branches: ^stable/(ocata|pike|queens|rocky|stein)$
     vars:
-      puppet_gem_version: 4.10
+      puppet_gem_version: 4.10.0
 
 - job:
     name: puppet-openstack-libraries-puppet-unit-5.5-centos-7
     parent: puppet-openstack-libraries-puppet-unit-base
     nodeset: centos-7
     vars:
-      puppet_gem_version: 5.5
+      puppet_gem_version: 5.5.0
 
 - job:
     name: puppet-openstack-libraries-puppet-unit-5.5-centos-8
@@ -23,7 +23,7 @@
     voting: false
     branches: ^(?!stable/(ocata|pike|queens|rocky|stein)).*$
     vars:
-      puppet_gem_version: 5.5
+      puppet_gem_version: 5.5.0
 
 - job:
     name: puppet-openstack-libraries-puppet-unit-6.11-centos-8
@@ -32,7 +32,7 @@
     voting: false
     branches: ^(?!stable/(ocata|pike|queens|rocky|stein)).*$
     vars:
-      puppet_gem_version: 6.11
+      puppet_gem_version: 6.11.0
 
 - job:
     name: puppet-openstack-libraries-puppet-unit-6.11-ubuntu-bionic
@@ -40,7 +40,7 @@
     branches: ^(?!stable/(ocata|pike|queens|rocky)).*$
     nodeset: ubuntu-bionic
     vars:
-      puppet_gem_version: 6.11
+      puppet_gem_version: 6.11.0
 
 - job:
     name: puppet-openstack-libraries-puppet-unit-latest-ubuntu-bionic
diff --git a/zuul.d/unit.yaml b/zuul.d/unit.yaml
index d62c8a01d..a455011c3 100644
--- a/zuul.d/unit.yaml
+++ b/zuul.d/unit.yaml
@@ -7,7 +7,7 @@
     nodeset: centos-7
     branches: ^stable/(ocata|pike|queens|rocky|stein)$
     vars:
-      puppet_gem_version: 4.10
+      puppet_gem_version: 4.10.0
 
 - job:
     name: puppet-openstack-unit-5.5-centos-7
@@ -15,7 +15,7 @@
     branches: ^stable/(ocata|pike|queens|rocky|stein|train)$
     nodeset: centos-7
     vars:
-      puppet_gem_version: 5.5
+      puppet_gem_version: 5.5.0
 
 - job:
     name: puppet-openstack-unit-5.5-centos-8
@@ -23,7 +23,7 @@
     nodeset: centos-8
     branches: ^(?!stable/(ocata|pike|queens|rocky|stein)).*$
     vars:
-      puppet_gem_version: 5.5
+      puppet_gem_version: 5.5.0
 
 - job:
     name: puppet-openstack-unit-6.11-centos-8
@@ -31,7 +31,7 @@
     nodeset: centos-8
     branches: ^(?!stable/(ocata|pike|queens|rocky|stein)).*$
     vars:
-      puppet_gem_version: 6.11
+      puppet_gem_version: 6.11.0
 
 - job:
     name: puppet-openstack-unit-6.11-ubuntu-bionic
@@ -39,7 +39,7 @@
     nodeset: ubuntu-bionic
     branches: ^(?!stable/(ocata|pike|queens|rocky|jewel|mimic|luminous)).*$
     vars:
-      puppet_gem_version: 6.11
+      puppet_gem_version: 6.11.0
 
 - job:
     name: puppet-openstack-unit-latest-ubuntu-bionic