diff --git a/.github/.OwlBot.lock.yaml b/.github/.OwlBot.lock.yaml
index a8ddd81ae9..9351fdfb9a 100644
--- a/.github/.OwlBot.lock.yaml
+++ b/.github/.OwlBot.lock.yaml
@@ -13,4 +13,4 @@
 # limitations under the License.
 docker:
   image: gcr.io/cloud-devrel-public-resources/owlbot-java:latest
-  digest: sha256:ebc2104854c5b81c6fd72ca79400a2e20e0d510c5e0654fd1a19e5c9be160ca6
+  digest: sha256:387835a1375a0049ec44e02542c844302854c732d8291bdf8e472c0ff70a8f67
diff --git a/.github/PULL_REQUEST_TEMPLATE.md b/.github/PULL_REQUEST_TEMPLATE.md
index 4f224b0064..cc99f0bed2 100644
--- a/.github/PULL_REQUEST_TEMPLATE.md
+++ b/.github/PULL_REQUEST_TEMPLATE.md
@@ -5,3 +5,6 @@ Thank you for opening a Pull Request! Before submitting your PR, there are a few
 - [ ] Appropriate docs were updated (if necessary)
 
 Fixes #<issue_number_goes_here> ☕️
+
+If you write sample code, please follow the [samples format](
+https://github.com/GoogleCloudPlatform/java-docs-samples/blob/main/SAMPLE_FORMAT.md).