diff --git a/jjb/policy/policy-models.yaml b/jjb/policy/policy-models.yaml
index 164b76f..77d2304 100644
--- a/jjb/policy/policy-models.yaml
+++ b/jjb/policy/policy-models.yaml
@@ -28,8 +28,8 @@
     stream:
       - "master":
           branch: "master"
-    mvn-version: "mvn39"
-    maven-version: "mvn39"
+    mvn-version: "mvn36"
+    maven-version: "mvn36"
     mvn-settings: "policy-models-settings"
     java-version: openjdk17
     files: "**"
@@ -92,8 +92,8 @@
     project: "policy/models"
     project-name: "policy-models"
     branch: "master"
-    mvn-version: "mvn39"
-    maven-version: "mvn39"
+    mvn-version: "mvn36"
+    maven-version: "mvn36"
     mvn-settings: "policy-models-settings"
     java-version: openjdk17
     mvn-goals: "clean install"
@@ -109,7 +109,7 @@
     stream:
       - "master":
           branch: "master"
-    mvn-version: "mvn39"
-    maven-version: "mvn39"
+    mvn-version: "mvn36"
+    maven-version: "mvn36"
     mvn-settings: "policy-models-settings"
     java-version: openjdk17