diff --git a/azure-pipelines.yml b/azure-pipelines.yml
index 6308eb98..dcccd762 100644
--- a/azure-pipelines.yml
+++ b/azure-pipelines.yml
@@ -31,7 +31,7 @@ stages:
       vmImage: ubuntu-20.04
 
     variables:
-      DIFF_COVER_CHECK_THRESHOLD: 50
+      DIFF_COVER_CHECK_THRESHOLD: 80
       DIFF_COVER_ENABLE: 'true'
       DIFF_COVER_WORKING_DIRECTORY: $(System.DefaultWorkingDirectory)/sonic-telemetry