diff --git a/appveyor.yml b/appveyor.yml
index 330461a..04b4c00 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -10,7 +10,7 @@ environment:
 stack: python %PYTHON%
 
 cache:
-  - C:\Users\appveyor\.conan\data -> appveyor.yml
+  - C:\Users\appveyor\.conan\data -> appveyor.yml, conanfile.py
 
 init:
   - git config --global filter.lfs.required false