diff --git a/appveyor.yml b/appveyor.yml
index 1c01c57d68..be90d71b0d 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -11,7 +11,7 @@ matrix:
 
 #Skip builing if we only modify text files
 skip_commits:
-  files:
+  - files:
     - '**/*.md'
     - '**/*.html'
     - '**/*.js'