diff --git a/appveyor.yml b/appveyor.yml
index f27429681..f40fb3e4c 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -56,7 +56,7 @@ build_script:
 
 test_script:
   - tests\testament\tester --pedantic all -d:nimCoroutines
-  - koch csource
-  - koch zip
+#  - koch csource
+#  - koch zip
 
 deploy: off