diff --git a/appveyor.yml b/appveyor.yml
index 8b30349763..3e0b4e6c8d 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -16,6 +16,8 @@ artifacts:
   name: TGS3Client
 - path: MD5-SHA1-Client-v*.txt
   name: MD5SHA1Client
+cache:
+  - packages -> **\packages.config
 install:
   - choco install fciv doxygen.portable graphviz.portable
 before_build: