diff --git a/appveyor.yml b/appveyor.yml
index 6c1030ca..bc7de10c 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -2,7 +2,7 @@ version: '{build}'
 pull_requests:
   do_not_increment_build_number: true
 os: Visual Studio 2017
-shallow_clone: true
+shallow_clone: false
 clone_depth: 1
 
 environment: