diff --git a/.azure-pipelines/gcov.yml b/.azure-pipelines/gcov.yml
index 37e4371e4a69..83b13bb87374 100644
--- a/.azure-pipelines/gcov.yml
+++ b/.azure-pipelines/gcov.yml
@@ -47,7 +47,7 @@ jobs:
       vmImage: 'ubuntu-20.04'
 
   variables:
-    DIFF_COVER_CHECK_THRESHOLD: 0
+    DIFF_COVER_CHECK_THRESHOLD: 80
     DIFF_COVER_ENABLE: 'true'
 
   container: