diff --git a/azure-pipelines.yml b/azure-pipelines.yml
index b46cbc7dd0d78..69519a28ed7cc 100644
--- a/azure-pipelines.yml
+++ b/azure-pipelines.yml
@@ -20,7 +20,8 @@ stages:
         RET: 'true'
       steps:
       - checkout: self
-        fetchDepth: '1'
+        # We only need two: the PR merge commit, and the actual commit added by the user
+        fetchDepth: '2'
       - bash: |
           git_log=`git log --max-count=1 --skip=1 --pretty=format:"%B" | tr "\n" " "`
           echo "##vso[task.setvariable variable=log]$git_log"