diff --git a/src/core/operations/DefangIP.mjs b/src/core/operations/DefangIP.mjs
index b993c81e..03bfc6da 100644
--- a/src/core/operations/DefangIP.mjs
+++ b/src/core/operations/DefangIP.mjs
@@ -24,18 +24,8 @@ class DefangIP extends Operation {
         this.infoURL = "https://isc.sans.edu/forums/diary/Defang+all+the+things/22744/";
         this.inputType = "string";
         this.outputType = "string";
-        this.args = [
-            {
-                name: "IPV4",
-                type: "boolean",
-                value: true
-            },
-            {
-                name: "IPV6",
-                type: "boolean",
-                value: true
-            }
-        ];
+        this.args = [];
+
     }
 
     /**
@@ -44,18 +34,17 @@ class DefangIP extends Operation {
      * @returns {string}
      */
     run(input, args) {
-        const [IPV4, IPV6] = args;
 
-        if (IPV4) {
-            input = input.replace(IPV4_REGEX, x => {
-                return x.replace(/\./g, "[.]");
-            });
-        }
-        if (IPV6) {
-            input = input.replace(IPV6_REGEX, x => {
-                return x.replace(/:/g, "[:]");
-            });
-        }
+
+        input = input.replace(IPV4_REGEX, x => {
+            return x.replace(/\./g, "[.]");
+        });
+
+
+        input = input.replace(IPV6_REGEX, x => {
+            return x.replace(/:/g, "[:]");
+        });
+
         return input;
     }
 }
diff --git a/tests/operations/tests/DefangIP.mjs b/tests/operations/tests/DefangIP.mjs
index 7c8c206c..7c3ce1e8 100644
--- a/tests/operations/tests/DefangIP.mjs
+++ b/tests/operations/tests/DefangIP.mjs
@@ -3,7 +3,7 @@
  *
  * @author h345983745
  *
- * @copyright Crown Copyright 2017
+ * @copyright Crown Copyright 2019
  * @license Apache-2.0
  */
 import TestRegister from "../TestRegister";
@@ -16,7 +16,7 @@ TestRegister.addTests([
         recipeConfig: [
             {
                 op: "Defang IP",
-                args: [true, true],
+                args: [],
             },
         ],
     }, {
@@ -26,7 +26,7 @@ TestRegister.addTests([
         recipeConfig: [
             {
                 op: "Defang IP",
-                args: [true, true],
+                args: [],
             },
         ],
     }, {
@@ -36,29 +36,8 @@ TestRegister.addTests([
         recipeConfig: [
             {
                 op: "Defang IP",
-                args: [true, true],
+                args: [],
             },
         ],
     },
-    {
-        name: "Defang IP: IPV4 Only",
-        input: "192.168.1.1  2001:0db8:85a3:0000:0000:8a2e:0370:7343",
-        expectedOutput: "192[.]168[.]1[.]1  2001:0db8:85a3:0000:0000:8a2e:0370:7343",
-        recipeConfig: [
-            {
-                op: "Defang IP",
-                args: [true, false],
-            },
-        ],
-    }, {
-        name: "Defang IP: IPV6 Only",
-        input: "192.168.1.1  2001:0db8:85a3:0000:0000:8a2e:0370:7343",
-        expectedOutput: "192.168.1.1  2001[:]0db8[:]85a3[:]0000[:]0000[:]8a2e[:]0370[:]7343",
-        recipeConfig: [
-            {
-                op: "Defang IP",
-                args: [false, true],
-            },
-        ],
-    }
 ]);