diff --git a/src/blocks/scratch3_control.js b/src/blocks/scratch3_control.js
index f460399e1..975dfeb81 100644
--- a/src/blocks/scratch3_control.js
+++ b/src/blocks/scratch3_control.js
@@ -1,5 +1,4 @@
 const Cast = require('../util/cast');
-const Timer = require('../util/timer');
 
 class Scratch3ControlBlocks {
     constructor (runtime) {