diff --git a/data/js/exploitation/property_spray.js b/data/js/exploitation/property_spray.js
index 71dfcb8b4d..f922e60196 100644
--- a/data/js/exploitation/property_spray.js
+++ b/data/js/exploitation/property_spray.js
@@ -1,11 +1,10 @@
 var sym_div_container;
 function sprayHeap( oArg ) {
-
-  shellcode     = oArg.shellcode;
-  offset        = oArg.offset;
-  heapBlockSize = oArg.heapBlockSize;
-  maxAllocs     = oArg.maxAllocs;
-  objId         = oArg.objId;
+  var shellcode     = oArg.shellcode;
+  var offset        = oArg.offset;
+  var heapBlockSize = oArg.heapBlockSize;
+  var maxAllocs     = oArg.maxAllocs;
+  var objId         = oArg.objId;
 
   if (shellcode     == undefined)  { throw "Missing argument: shellcode"; }
   if (offset        == undefined)  { offset        = 0x00; }