diff --git a/src/modules/Brightness/Module.js b/src/modules/Brightness/Module.js
index 81ac0a02..e699a82c 100644
--- a/src/modules/Brightness/Module.js
+++ b/src/modules/Brightness/Module.js
@@ -20,12 +20,14 @@ module.exports = function Brightness(options,UI){
         var step = this;
 
         function changePixel(r, g, b, a){
+	  options.brightness = 
+	  options.brightness || 100
             var val = (options.brightness)/100.0
 
             r = val*r<255?val*r:255
             g = val*g<255?val*g:255
             b = val*b<255?val*b:255
-            return [r , g, b, a]
+            return [r, g, b, a]
         }
 
         function output(image,datauri,mimetype){