diff --git a/appveyor.yml b/appveyor.yml
index 34da6ed05..a8f406b38 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -4,6 +4,7 @@ platform: x64
 cache:
 - "c:\\sr"
 - .stack-work
+- "c:\\Users\\appveyor\\AppData\\Local\\Programs\\stack"
 
 environment:
   global: