diff --git a/samples/deployments/existing-keystone-v3.json b/samples/deployments/existing-keystone-v3.json
index ecdeaecbeb..27361e0f3d 100644
--- a/samples/deployments/existing-keystone-v3.json
+++ b/samples/deployments/existing-keystone-v3.json
@@ -9,8 +9,8 @@
         "user_domain_name": "admin",
         "admin_domain_name": "default",
         "project_name": "admin",
-        "project_domain_name": "admin",
+        "project_domain_name": "admin"
     },
-    "https_insecure": False,
-    "https_cacert": "",
+    "https_insecure": false,
+    "https_cacert": ""
 }
diff --git a/samples/deployments/existing-with-given-endpoint.json b/samples/deployments/existing-with-given-endpoint.json
index 1b058fa0d7..0f48156ebd 100644
--- a/samples/deployments/existing-with-given-endpoint.json
+++ b/samples/deployments/existing-with-given-endpoint.json
@@ -9,6 +9,6 @@
         "password": "pa55word",
         "tenant_name": "demo"
     },
-    "https_insecure": False,
-    "https_cacert": "",
+    "https_insecure": false,
+    "https_cacert": ""
 }
diff --git a/samples/deployments/existing.json b/samples/deployments/existing.json
index 532bf5afd0..5496688e38 100644
--- a/samples/deployments/existing.json
+++ b/samples/deployments/existing.json
@@ -8,6 +8,6 @@
         "password": "myadminpass",
         "tenant_name": "demo"
     },
-    "https_insecure": False,
-    "https_cacert": "",
+    "https_insecure": false,
+    "https_cacert": ""
 }