diff --git a/azure-pipelines.yml b/azure-pipelines.yml
index 1db7c120dc..7714121c73 100644
--- a/azure-pipelines.yml
+++ b/azure-pipelines.yml
@@ -22,7 +22,7 @@ jobs:
       sudo apt-get build-dep ruby2.3
     displayName: "Install dependencies"
   - checkout: self
-    fetchDepth: 10
+    fetchDepth: 20
   - script: |
       autoconf
       ./configure