diff --git a/appveyor.yml b/appveyor.yml
index 7c1d8cd19d..e775ab7f98 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -1,6 +1,8 @@
 environment:
   VisualStudioVersion: 11.0
 
+shallow_clone: true
+
 configuration:
   - Debug
   - Release