diff --git a/functest/test-lock.sh b/functest/test-lock.sh
index 3dfe6ca69..a1c10e153 100755
--- a/functest/test-lock.sh
+++ b/functest/test-lock.sh
@@ -6,7 +6,7 @@ source common.sh
 
 dvc_create_repo
 
-dvc run -D code/code.sh -d data/foo -o data/foo1 bash code/code.sh data/foo data/foo1
+dvc run -f Dvcfile -D code/code.sh -d data/foo -o data/foo1 bash code/code.sh data/foo data/foo1
 cat Dvcfile | grep 'locked' | grep 'false' || dvc_fatal "stage locked after 'dvc run'"
 dvc lock
 cat Dvcfile | grep 'locked' | grep 'true' || dvc_fatal "stage not locked after 'dvc lock'"