diff --git a/modules/canvaskit/externs.js b/modules/canvaskit/externs.js
index 717084d72c..1beb2e8e87 100644
--- a/modules/canvaskit/externs.js
+++ b/modules/canvaskit/externs.js
@@ -462,6 +462,9 @@ var CanvasKit = {
     Color: function() {},
     Empty: function() {},
     Lerp: function() {},
+    MakeLinearGradient: function() {},
+    MakeRadialGradient: function() {},
+    MakeTwoPointConicalGradient: function() {},
 
     _Blend: function() {},
     _Lerp: function() {},