diff --git a/pxt.json b/pxt.json
index 65230d6..c9c044c 100644
--- a/pxt.json
+++ b/pxt.json
@@ -7,6 +7,7 @@
     },
     "files": [
         "src/main.ts",
+        "src/utility/invertObject.ts",
         "README.md",
         "LICENSE.md"
     ],
diff --git a/src/main.ts b/src/main.ts
index e32b0f5..5520e0e 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -35,18 +35,6 @@ const morseCode = {
 let stringToSend = "";
 let currentlyTypingString = "";
 
-const invertObject = (object: {[key: string]: string}) => {
-    const newObject: {[key: string]: string} = {};
-
-    for (const key of Object.keys(object)) {
-        const value = object[key];
-
-        newObject[value] = key;
-    }
-
-    return newObject;
-}
-
 const invertedMorseCode = invertObject(morseCode);
 
 const getMatch = () => {
diff --git a/src/utility/invertObject.ts b/src/utility/invertObject.ts
new file mode 100644
index 0000000..4eae366
--- /dev/null
+++ b/src/utility/invertObject.ts
@@ -0,0 +1,11 @@
+const invertObject = (object: {[key: string]: string}) => {
+    const newObject: {[key: string]: string} = {};
+
+    for (const key of Object.keys(object)) {
+        const value = object[key];
+
+        newObject[value] = key;
+    }
+
+    return newObject;
+}