diff --git a/src/blocks/scratch3_operators.js b/src/blocks/scratch3_operators.js
index 5e48a1d35..b20b5d6b9 100644
--- a/src/blocks/scratch3_operators.js
+++ b/src/blocks/scratch3_operators.js
@@ -109,7 +109,8 @@ class Scratch3OperatorsBlocks {
     }
     
     contains (args) {
-        return Cast.toString(args.STRING1).toLowerCase().includes(Cast.toString(args.STRING2).toLowerCase());
+        return Cast.toString(args.STRING1).toLowerCase()
+            .includes(Cast.toString(args.STRING2).toLowerCase());
     }
 
     mod (args) {