diff --git a/changelogs/unreleased/fix-gb-fix-serverless-apps-deployment-template.yml b/changelogs/unreleased/fix-gb-fix-serverless-apps-deployment-template.yml
new file mode 100644
index 00000000000..88656b7ef4c
--- /dev/null
+++ b/changelogs/unreleased/fix-gb-fix-serverless-apps-deployment-template.yml
@@ -0,0 +1,5 @@
+---
+title: Fix serverless apps deployments by bumping 'tm' version
+merge_request: 29254
+author:
+type: fixed
diff --git a/lib/gitlab/ci/templates/Serverless.gitlab-ci.yml b/lib/gitlab/ci/templates/Serverless.gitlab-ci.yml
index 9d651db27f1..b4b4cc1f01a 100644
--- a/lib/gitlab/ci/templates/Serverless.gitlab-ci.yml
+++ b/lib/gitlab/ci/templates/Serverless.gitlab-ci.yml
@@ -20,7 +20,7 @@ stages:
 
 .serverless:deploy:image:
   stage: deploy
-  image: gcr.io/triggermesh/tm@sha256:e3ee74db94d215bd297738d93577481f3e4db38013326c90d57f873df7ab41d5
+  image: gcr.io/triggermesh/tm@sha256:3cfdd470a66b741004fb02354319d79f1598c70117ce79978d2e07e192bfb336 # v0.0.11
   environment: development
   script:
     - echo "$CI_REGISTRY_IMAGE"