diff --git a/config.yaml b/config.yaml
index b1a0bff..11042d4 100644
--- a/config.yaml
+++ b/config.yaml
@@ -56,7 +56,7 @@ params:
             repo:
             issueTerm: pathname
             label:
-            theme:        
+            theme:
 
         remark42:
             host: