diff --git a/.changeset/pr-830-2140934096.md b/.changeset/pr-830-2140934096.md
new file mode 100644
index 000000000..3fbc6d98e
--- /dev/null
+++ b/.changeset/pr-830-2140934096.md
@@ -0,0 +1,5 @@
+
+---
+"fusion-project-portal": patch
+--- 
+Update key property in registerCurrentApps function call
diff --git a/client/packages/portal-client/src/components/service-message-filter/ServiceMessageFilter.tsx b/client/packages/portal-client/src/components/service-message-filter/ServiceMessageFilter.tsx
index 4eebaea7c..0cf9d3322 100644
--- a/client/packages/portal-client/src/components/service-message-filter/ServiceMessageFilter.tsx
+++ b/client/packages/portal-client/src/components/service-message-filter/ServiceMessageFilter.tsx
@@ -8,7 +8,7 @@ export const ServiceMessageFilter = () => {
 
 	useEffect(() => {
 		if (currentApps) {
-			registerCurrentApps(currentApps.map((app) => app.appKey));
+			registerCurrentApps(currentApps.map((app) => app.key || ''));
 		} else {
 			registerCurrentApps([]);
 		}