diff --git a/appveyor.yml b/appveyor.yml
index cc2cb98213..e63891bdb7 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -6,4 +6,4 @@ environment:
 services:
 - docker
 build_script:
-- sh: pwd && ls && ./build.sh
+- sh: chmod +x ./build.sh && ./build.sh