diff --git a/src/tech/avroid/kube/PodTemplates.groovy b/src/tech/avroid/kube/PodTemplates.groovy
index 0e46848..ed4f36e 100644
--- a/src/tech/avroid/kube/PodTemplates.groovy
+++ b/src/tech/avroid/kube/PodTemplates.groovy
@@ -20,13 +20,13 @@ class PodTemplates implements Serializable {
     """
     }
 
-    public void jnlp(body) {
+    public void jnlp(imageVersion='jdk17', body) {
         this.script.podTemplate(
             containers: [
                 this.script.containerTemplate(
                     alwaysPullImage: true,
                     name: 'jnlp',
-                    image: "${this.registry}/docker-hub-proxy/jenkins/inbound-agent:jdk17",
+                    image: "${this.registry}/docker-hub-proxy/jenkins/inbound-agent:${imageVersion}",
                     envVars: [
                         this.script.containerEnvVar(key: 'HOME', value: '/home/jenkins'),
                     ],
@@ -56,14 +56,14 @@ class PodTemplates implements Serializable {
         }
     }
 
-    public void poetry(body) {
+    public void poetry(imageVersion='1.8.4', body) {
         this.script.podTemplate(
             imagePullSecrets: this.dockerCreds,
             containers: [
                 this.script.containerTemplate(
                     alwaysPullImage: true,
                     name: 'poetry',
-                    image: "${this.registry}/devops/poetry:1.8.4",
+                    image: "${this.registry}/devops/poetry:${imageVersion}",
                     envVars: [
                         this.script.containerEnvVar(key: 'HOME', value: '/home/jenkins'),
                     ],
@@ -91,14 +91,14 @@ class PodTemplates implements Serializable {
         }
     }
 
-    public void docker(body) {
+    public void docker(imageVersion='27.3.1-dind',body) {
         this.script.podTemplate(
             imagePullSecrets: this.dockerCreds,
             containers: [
                 this.script.containerTemplate(
                     alwaysPullImage: true,
                     name: 'docker',
-                    image: "${registry}/docker-hub-proxy/docker:27.3.1-dind",
+                    image: "${registry}/docker-hub-proxy/docker:${imageVersion}",
                     envVars: [
                         this.script.containerEnvVar(key: 'HOME', value: '/home/jenkins'),
                     ],