diff --git a/installer/roles/kubernetes/tasks/main.yml b/installer/roles/kubernetes/tasks/main.yml
index 6a9d9a2deb..9e0d6f4f7d 100644
--- a/installer/roles/kubernetes/tasks/main.yml
+++ b/installer/roles/kubernetes/tasks/main.yml
@@ -1,7 +1,7 @@
 ---
 - name: Generate broadcast websocket secret
   set_fact:
-    broadcast_websocket_secret: "{{ lookup('password', '/dev/null', length=128) }}"
+    broadcast_websocket_secret: "{{ lookup('password', '/dev/null length=128') }}"
   run_once: true
   no_log: true
   when: broadcast_websocket_secret is not defined
diff --git a/installer/roles/local_docker/tasks/main.yml b/installer/roles/local_docker/tasks/main.yml
index aab1260a36..e2b793e50e 100644
--- a/installer/roles/local_docker/tasks/main.yml
+++ b/installer/roles/local_docker/tasks/main.yml
@@ -1,7 +1,7 @@
 ---
 - name: Generate broadcast websocket secret
   set_fact:
-    broadcast_websocket_secret: "{{ lookup('password', '/dev/null', length=128) }}"
+    broadcast_websocket_secret: "{{ lookup('password', '/dev/null length=128') }}"
   run_once: true
   no_log: true
   when: broadcast_websocket_secret is not defined