diff --git a/.kokoro/common.cfg b/.kokoro/common.cfg
index eccfb8a1428..10f74078791 100644
--- a/.kokoro/common.cfg
+++ b/.kokoro/common.cfg
@@ -9,7 +9,7 @@ build_file: "python-docs-samples/.kokoro/trampoline.sh"
 # Use the Python worker docker image.
 env_vars: {
     key: "TRAMPOLINE_IMAGE"
-    value: "gcr.io/cloud-devrel-kokoro-resources/python@sha256:4b6ba8c199e96248980db4538065cddeea594138b9b9fb2d0388603922087747"
+    value: "gcr.io/cloud-devrel-kokoro-resources/python@sha256:e11a459d01e5dcd3613fda35c7c94edfecfe911ed79c078580ff59de300b1938"
 }
 
 # Specify project ID