diff --git a/src/blocks/scratch3_sensing.js b/src/blocks/scratch3_sensing.js
index 44e5a9b3c..c1ac19c29 100644
--- a/src/blocks/scratch3_sensing.js
+++ b/src/blocks/scratch3_sensing.js
@@ -48,7 +48,7 @@ Scratch3SensingBlocks.prototype.current = function (args) {
     case 'year': return date.getFullYear();
     case 'month': return date.getMonth() + 1; // getMonth is zero-based
     case 'date': return date.getDate();
-    case 'dayofweek': return date.getDay();
+    case 'dayofweek': return date.getDay() + 1; // getDay is zero-based, Sun=0
     case 'hour': return date.getHours();
     case 'minute': return date.getMinutes();
     case 'second': return date.getSeconds();