diff --git a/appveyor.yml b/appveyor.yml
index b7b9d939..770f32a2 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -28,4 +28,4 @@ test_script:
 
 cache:
   - target -> Cargo.lock
-- C:\Users\appveyor\.cargo\registry -> Cargo.lock
+  - C:\Users\appveyor\.cargo\registry -> Cargo.lock