diff --git a/appveyor.yml b/appveyor.yml
index 6e9d287c4..69d821f95 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -5,4 +5,5 @@ branches:
 build_script:
 - cmd: marketmaker_build_etomic.cmd
 cache:
-  - C:\.hunter
\ No newline at end of file
+  - C:\.hunter
+  - cpp-ethereum
\ No newline at end of file