diff --git a/samples/snippets/noxfile.py b/samples/snippets/noxfile.py
index ba55d7ce5..b23055f14 100644
--- a/samples/snippets/noxfile.py
+++ b/samples/snippets/noxfile.py
@@ -43,7 +43,7 @@
     # to 'BUILD_SPECIFIC_GCLOUD_PROJECT' if you want to opt in using a
     # build specific Cloud project. You can also use your own string
     # to use your own Cloud project.
-    'gcloud_project_env': 'GOOGLE_CLOUD_PROJECT',
+    'gcloud_project_env': 'GCLOUD_PROJECT',
     # 'gcloud_project_env': 'BUILD_SPECIFIC_GCLOUD_PROJECT',
 
     # A dictionary you want to inject into your test. Don't put any
@@ -72,6 +72,7 @@ def get_pytest_env_vars():
     env_key = TEST_CONFIG['gcloud_project_env']
     # This should error out if not set.
     ret['GOOGLE_CLOUD_PROJECT'] = os.environ[env_key]
+    ret['GCLOUD_PROJECT'] = os.environ[env_key]
 
     # Apply user supplied envs.
     ret.update(TEST_CONFIG['envs'])
diff --git a/synth.metadata b/synth.metadata
index fe6ccf394..0986a810c 100644
--- a/synth.metadata
+++ b/synth.metadata
@@ -4,7 +4,7 @@
       "git": {
         "name": ".",
         "remote": "https://github.com/googleapis/python-pubsub.git",
-        "sha": "71d70822c816062ef10d6d7584c4f8ed038d923f"
+        "sha": "e204b86e34346b6d456771ef4d4cfe5e15e53238"
       }
     },
     {
@@ -22,6 +22,13 @@
         "sha": "cf2eff09d0f5319a4dc5cdce2b6356d85af4a798"
       }
     },
+    {
+      "git": {
+        "name": "synthtool",
+        "remote": "https://github.com/googleapis/synthtool.git",
+        "sha": "cf2eff09d0f5319a4dc5cdce2b6356d85af4a798"
+      }
+    },
     {
       "git": {
         "name": "synthtool",