diff --git a/src/core/Utils.mjs b/src/core/Utils.mjs
index 65ed07fb..ec93cdc4 100755
--- a/src/core/Utils.mjs
+++ b/src/core/Utils.mjs
@@ -333,7 +333,7 @@ class Utils {
      * Accepts hex, Base64, UTF8 and Latin1 strings.
      *
      * @param {string} str
-     * @param {string} type - One of "Hex", "Base64", "UTF8" or "Latin1"
+     * @param {string} type - One of "Hex", "Decimal", "Base64", "UTF8" or "Latin1"
      * @returns {string}
      *
      * @example
@@ -350,6 +350,8 @@ class Utils {
         switch (type.toLowerCase()) {
             case "hex":
                 return Utils.byteArrayToChars(fromHex(str));
+            case "decimal":
+                return Utils.byteArrayToChars(fromDecimal(str));
             case "base64":
                 return Utils.byteArrayToChars(fromBase64(str, null, "byteArray"));
             case "utf8":
diff --git a/src/core/operations/ChangeIPFormat.mjs b/src/core/operations/ChangeIPFormat.mjs
index b985312a..56c5ffe1 100644
--- a/src/core/operations/ChangeIPFormat.mjs
+++ b/src/core/operations/ChangeIPFormat.mjs
@@ -21,7 +21,7 @@ class ChangeIPFormat extends Operation {
         super();
 
         this.name = "Change IP format";
-        this.module = "JSBN";
+        this.module = "Default";
         this.description = "Convert an IP address from one format to another, e.g. <code>172.20.23.54</code> to <code>ac141736</code>";
         this.inputType = "string";
         this.outputType = "string";
@@ -29,12 +29,12 @@ class ChangeIPFormat extends Operation {
             {
                 "name": "Input format",
                 "type": "option",
-                "value": ["Hex", "Raw"]
+                "value": ["Dotted Decimal", "Decimal", "Hex"]
             },
             {
                 "name": "Output format",
                 "type": "option",
-                "value": ["Hex", "Raw"]
+                "value": ["Dotted Decimal", "Decimal", "Hex"]
             }
         ];
     }