diff --git a/.ci/gcb-generate-diffs.yml b/.ci/gcb-generate-diffs.yml
index e79fa188f49c..9c086c164cfc 100644
--- a/.ci/gcb-generate-diffs.yml
+++ b/.ci/gcb-generate-diffs.yml
@@ -206,7 +206,7 @@ steps:
       id: tpg-vcr-test
       secretEnv: ["TEAMCITY_TOKEN", "GITHUB_TOKEN"]
       waitFor: ["diff"]
-      timeout: 6000s
+      timeout: 12000s
       args:
           - $_PR_NUMBER