diff --git a/appveyor.yml b/appveyor.yml
index 0f5c42f..b0c3128 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -23,6 +23,9 @@ cache:
 
 # Adapt as necessary starting from here
 
+environment:
+  PKGTYPE: binary
+
 build_script:
   - travis-tool.sh install_deps