diff --git a/dist/src/node-obfuscators/NodeObfuscator.js b/dist/src/node-obfuscators/NodeObfuscator.js
index 9fd94a7f..20efde40 100644
--- a/dist/src/node-obfuscators/NodeObfuscator.js
+++ b/dist/src/node-obfuscators/NodeObfuscator.js
@@ -30,10 +30,11 @@ class NodeObfuscator {
         return `${prefix}${Utils_1.Utils.decToHex(nodeValue)}`;
     }
     replaceLiteralStringByUnicodeArrayCall(nodeValue) {
-        let value = Utils_1.Utils.stringToUnicode(nodeValue), unicodeArray = this.nodes.get('unicodeArrayNode').getNodeData(), sameIndex = unicodeArray.indexOf(value), index, hexadecimalIndex;
+        let value = Utils_1.Utils.stringToUnicode(nodeValue);
+        let unicodeArray = this.nodes.get('unicodeArrayNode').getNodeData(), sameIndex = unicodeArray.indexOf(value), index, hexadecimalIndex;
         if (sameIndex < 0) {
             index = unicodeArray.length;
-            unicodeArray.push(Utils_1.Utils.stringToUnicode(nodeValue));
+            unicodeArray.push(value);
         }
         else {
             index = sameIndex;
diff --git a/src/node-obfuscators/NodeObfuscator.ts b/src/node-obfuscators/NodeObfuscator.ts
index 50c9f33e..f59b7b48 100644
--- a/src/node-obfuscators/NodeObfuscator.ts
+++ b/src/node-obfuscators/NodeObfuscator.ts
@@ -86,15 +86,16 @@ export abstract class NodeObfuscator implements INodeObfuscator {
      * @returns {string}
      */
     protected replaceLiteralStringByUnicodeArrayCall (nodeValue: string): string {
-        let value: string = Utils.stringToUnicode(nodeValue),
-            unicodeArray: string[] = this.nodes.get('unicodeArrayNode').getNodeData(),
+        let value: string = Utils.stringToUnicode(nodeValue);
+
+        let unicodeArray: string[] = this.nodes.get('unicodeArrayNode').getNodeData(),
             sameIndex: number = unicodeArray.indexOf(value),
             index: number,
             hexadecimalIndex: string;
 
         if (sameIndex < 0) {
             index = unicodeArray.length;
-            unicodeArray.push(Utils.stringToUnicode(nodeValue));
+            unicodeArray.push(value);
         } else {
             index = sameIndex;
         }