diff --git a/uSync.Backoffice.Management.Client/assets/package-lock.json b/uSync.Backoffice.Management.Client/assets/package-lock.json
index de591805..5ef36213 100644
--- a/uSync.Backoffice.Management.Client/assets/package-lock.json
+++ b/uSync.Backoffice.Management.Client/assets/package-lock.json
@@ -10,11 +10,12 @@
       "license": "MPL-2.0",
       "dependencies": {
         "@microsoft/signalr": "^8.0.0",
+        "diff": "^5.2.0",
         "lit": "^3.1.0"
       },
       "devDependencies": {
+        "@types/diff": "^5.0.9",
         "@umbraco-cms/backoffice": "^14.0.0--preview006",
-        "diff": "^5.2.0",
         "openapi-typescript-codegen": "^0.25.0",
         "typescript": "^5.2.2",
         "vite": "^5.0.8",
@@ -662,6 +663,12 @@
       "license": "MIT",
       "peer": true
     },
+    "node_modules/@types/diff": {
+      "version": "5.0.9",
+      "resolved": "https://registry.npmjs.org/@types/diff/-/diff-5.0.9.tgz",
+      "integrity": "sha512-RWVEhh/zGXpAVF/ZChwNnv7r4rvqzJ7lYNSmZSVTxjV0PBLf6Qu7RNg+SUtkpzxmiNkjCx0Xn2tPp7FIkshJwQ==",
+      "dev": true
+    },
     "node_modules/@types/dompurify": {
       "version": "3.0.5",
       "resolved": "https://www.myget.org/F/umbracoprereleases/npm/@types/dompurify/-/@types/dompurify-3.0.5.tgz",
@@ -1977,7 +1984,6 @@
       "version": "5.2.0",
       "resolved": "https://registry.npmjs.org/diff/-/diff-5.2.0.tgz",
       "integrity": "sha512-uIFDxqpRZGZ6ThOk84hEfqWoHx2devRFvpTZcTHur85vImfaxUbTW9Ryh4CpCuDnToOP1CEtXKIgytHBPVff5A==",
-      "dev": true,
       "engines": {
         "node": ">=0.3.1"
       }
diff --git a/uSync.Backoffice.Management.Client/assets/package.json b/uSync.Backoffice.Management.Client/assets/package.json
index 626345d4..1aae51b7 100644
--- a/uSync.Backoffice.Management.Client/assets/package.json
+++ b/uSync.Backoffice.Management.Client/assets/package.json
@@ -30,10 +30,11 @@
   },
   "dependencies": {
     "@microsoft/signalr": "^8.0.0",
-    "lit": "^3.1.0",
-    "diff": "^5.2.0"
+    "diff": "^5.2.0",
+    "lit": "^3.1.0"
   },
   "devDependencies": {
+    "@types/diff": "^5.0.9",
     "@umbraco-cms/backoffice": "^14.0.0--preview006",
     "openapi-typescript-codegen": "^0.25.0",
     "typescript": "^5.2.2",
diff --git a/uSync.Backoffice.Management.Client/assets/src/components/usync-change-view.ts b/uSync.Backoffice.Management.Client/assets/src/components/usync-change-view.ts
index b28fd3e2..952c720b 100644
--- a/uSync.Backoffice.Management.Client/assets/src/components/usync-change-view.ts
+++ b/uSync.Backoffice.Management.Client/assets/src/components/usync-change-view.ts
@@ -14,7 +14,7 @@ export class uSyncChangeView extends UmbElementMixin(LitElement)  {
     }
 
     @property({type: Object})
-    item : uSyncActionView | null = null;
+    item : uSyncActionView | null | undefined = null;
 
     render() {
 
@@ -58,7 +58,7 @@ export class uSyncChangeView extends UmbElementMixin(LitElement)  {
             const newValue = this._getJsonOrString(detail.newValue);
             const changes = Diff.diffWords(oldValue, newValue);
 
-            const changeHtml = changes.map((change) => {
+            const changeHtml = changes.map((change : any) => {
 
                 console.log(change);