diff --git a/samples/samples/requirements-test.txt b/samples/samples/requirements-test.txt
index 151311f6cf..473151b403 100644
--- a/samples/samples/requirements-test.txt
+++ b/samples/samples/requirements-test.txt
@@ -1,4 +1,4 @@
 pytest==6.2.5
 pytest-dependency==0.5.1
 mock==4.0.3
-google-cloud-testutils==1.1.0
+google-cloud-testutils==1.2.0
diff --git a/samples/samples/requirements.txt b/samples/samples/requirements.txt
index a203d777f9..e37b2f24fa 100644
--- a/samples/samples/requirements.txt
+++ b/samples/samples/requirements.txt
@@ -1,2 +1,2 @@
-google-cloud-spanner==3.10.0
+google-cloud-spanner==3.11.1
 futures==3.3.0; python_version < "3"