diff --git a/packages/google-cloud-asset/samples/snippets/quickstart_batchgetassetshistory_test.py b/packages/google-cloud-asset/samples/snippets/quickstart_batchgetassetshistory_test.py
index 6b446c9f8065..275a97f17ff8 100644
--- a/packages/google-cloud-asset/samples/snippets/quickstart_batchgetassetshistory_test.py
+++ b/packages/google-cloud-asset/samples/snippets/quickstart_batchgetassetshistory_test.py
@@ -24,7 +24,7 @@
 
 import quickstart_batchgetassetshistory
 
-PROJECT = os.environ['GCLOUD_PROJECT']
+PROJECT = os.environ['GOOGLE_CLOUD_PROJECT']
 BUCKET = 'assets-{}'.format(uuid.uuid4().hex)
 
 
diff --git a/packages/google-cloud-asset/samples/snippets/quickstart_deletefeed_test.py b/packages/google-cloud-asset/samples/snippets/quickstart_deletefeed_test.py
index 7d5d81a97a96..5ec6f8021128 100644
--- a/packages/google-cloud-asset/samples/snippets/quickstart_deletefeed_test.py
+++ b/packages/google-cloud-asset/samples/snippets/quickstart_deletefeed_test.py
@@ -23,7 +23,7 @@
 import quickstart_createfeed
 import quickstart_deletefeed
 
-PROJECT = os.environ['GCLOUD_PROJECT']
+PROJECT = os.environ['GOOGLE_CLOUD_PROJECT']
 ASSET_NAME = 'assets-{}'.format(uuid.uuid4().hex)
 FEED_ID = 'feed-{}'.format(uuid.uuid4().hex)
 TOPIC = 'topic-{}'.format(uuid.uuid4().hex)
diff --git a/packages/google-cloud-asset/samples/snippets/quickstart_exportassets_test.py b/packages/google-cloud-asset/samples/snippets/quickstart_exportassets_test.py
index 6b2b4b1c9954..9ed8bbffd8b3 100644
--- a/packages/google-cloud-asset/samples/snippets/quickstart_exportassets_test.py
+++ b/packages/google-cloud-asset/samples/snippets/quickstart_exportassets_test.py
@@ -22,7 +22,7 @@
 
 import quickstart_exportassets
 
-PROJECT = os.environ['GCLOUD_PROJECT']
+PROJECT = os.environ['GOOGLE_CLOUD_PROJECT']
 BUCKET = 'assets-{}'.format(uuid.uuid4().hex)
 
 
diff --git a/packages/google-cloud-asset/samples/snippets/quickstart_getfeed_test.py b/packages/google-cloud-asset/samples/snippets/quickstart_getfeed_test.py
index 9075582c054d..940ce35557fd 100644
--- a/packages/google-cloud-asset/samples/snippets/quickstart_getfeed_test.py
+++ b/packages/google-cloud-asset/samples/snippets/quickstart_getfeed_test.py
@@ -24,7 +24,7 @@
 import quickstart_deletefeed
 import quickstart_getfeed
 
-PROJECT = os.environ['GCLOUD_PROJECT']
+PROJECT = os.environ['GOOGLE_CLOUD_PROJECT']
 ASSET_NAME = 'assets-{}'.format(uuid.uuid4().hex)
 FEED_ID = 'feed-{}'.format(uuid.uuid4().hex)
 TOPIC = 'topic-{}'.format(uuid.uuid4().hex)
diff --git a/packages/google-cloud-asset/samples/snippets/quickstart_listfeeds_test.py b/packages/google-cloud-asset/samples/snippets/quickstart_listfeeds_test.py
index 87678f5d2339..a8982b7c774a 100644
--- a/packages/google-cloud-asset/samples/snippets/quickstart_listfeeds_test.py
+++ b/packages/google-cloud-asset/samples/snippets/quickstart_listfeeds_test.py
@@ -18,7 +18,7 @@
 
 import quickstart_listfeeds
 
-PROJECT = os.environ['GCLOUD_PROJECT']
+PROJECT = os.environ['GOOGLE_CLOUD_PROJECT']
 
 
 def test_list_feeds(capsys):
diff --git a/packages/google-cloud-asset/samples/snippets/quickstart_updatefeed_test.py b/packages/google-cloud-asset/samples/snippets/quickstart_updatefeed_test.py
index ac611c1c9929..c996020ef82e 100644
--- a/packages/google-cloud-asset/samples/snippets/quickstart_updatefeed_test.py
+++ b/packages/google-cloud-asset/samples/snippets/quickstart_updatefeed_test.py
@@ -24,7 +24,7 @@
 import quickstart_deletefeed
 import quickstart_updatefeed
 
-PROJECT = os.environ['GCLOUD_PROJECT']
+PROJECT = os.environ['GOOGLE_CLOUD_PROJECT']
 ASSET_NAME = 'assets-{}'.format(uuid.uuid4().hex)
 FEED_ID = 'feed-{}'.format(uuid.uuid4().hex)
 TOPIC = 'topic-{}'.format(uuid.uuid4().hex)