diff --git a/package.json b/package.json
index e9163ecb64f..25969b84307 100644
--- a/package.json
+++ b/package.json
@@ -99,7 +99,7 @@
         "matrix-encrypt-attachment": "^1.0.3",
         "matrix-events-sdk": "0.0.1",
         "matrix-js-sdk": "github:matrix-org/matrix-js-sdk#develop",
-        "matrix-widget-api": "^1.4.0",
+        "matrix-widget-api": "^1.5.0",
         "memoize-one": "^6.0.0",
         "minimist": "^1.2.5",
         "oidc-client-ts": "^2.2.4",
diff --git a/src/components/views/elements/AppTile.tsx b/src/components/views/elements/AppTile.tsx
index 2c1125e56d3..40770297403 100644
--- a/src/components/views/elements/AppTile.tsx
+++ b/src/components/views/elements/AppTile.tsx
@@ -345,14 +345,16 @@ export default class AppTile extends React.Component<IProps, IState> {
 
     private setupSgListeners(): void {
         this.sgWidget?.on("preparing", this.onWidgetPreparing);
+        this.sgWidget?.on("error:preparing", this.updateRequiresClient);
         // emits when the capabilities have been set up or changed
-        this.sgWidget?.on("capabilitiesNotified", this.onWidgetCapabilitiesNotified);
+        this.sgWidget?.on("capabilitiesNotified", this.updateRequiresClient);
     }
 
     private stopSgListeners(): void {
         if (!this.sgWidget) return;
         this.sgWidget.off("preparing", this.onWidgetPreparing);
-        this.sgWidget.off("capabilitiesNotified", this.onWidgetCapabilitiesNotified);
+        this.sgWidget.off("error:preparing", this.updateRequiresClient);
+        this.sgWidget.off("capabilitiesNotified", this.updateRequiresClient);
     }
 
     private resetWidget(newProps: IProps): void {
@@ -441,7 +443,7 @@ export default class AppTile extends React.Component<IProps, IState> {
         this.setState({ loading: false });
     };
 
-    private onWidgetCapabilitiesNotified = (): void => {
+    private updateRequiresClient = (): void => {
         this.setState({
             requiresClient: !!this.sgWidget?.widgetApi?.hasCapability(ElementWidgetCapabilities.RequiresClient),
         });
diff --git a/src/stores/widgets/StopGapWidget.ts b/src/stores/widgets/StopGapWidget.ts
index 2781612a0c3..42cf56f95a7 100644
--- a/src/stores/widgets/StopGapWidget.ts
+++ b/src/stores/widgets/StopGapWidget.ts
@@ -285,6 +285,7 @@ export class StopGapWidget extends EventEmitter {
 
         this.messaging = new ClientWidgetApi(this.mockWidget, iframe, driver);
         this.messaging.on("preparing", () => this.emit("preparing"));
+        this.messaging.on("error:preparing", (err: unknown) => this.emit("error:preparing", err));
         this.messaging.on("ready", () => {
             WidgetMessagingStore.instance.storeMessaging(this.mockWidget, this.roomId, this.messaging!);
             this.emit("ready");
diff --git a/yarn.lock b/yarn.lock
index 90dcf8732bb..a8c14e5f2ca 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -7019,14 +7019,6 @@ matrix-web-i18n@^1.4.0:
     "@babel/traverse" "^7.18.5"
     walk "^2.3.15"
 
-matrix-widget-api@^1.4.0:
-  version "1.4.0"
-  resolved "https://registry.yarnpkg.com/matrix-widget-api/-/matrix-widget-api-1.4.0.tgz#e426ec16a013897f3a4a9c2bff423f54ab0ba745"
-  integrity sha512-dw0dRylGQzDUoiaY/g5xx1tBbS7aoov31PRtFMAvG58/4uerYllV9Gfou7w+I1aglwB6hihTREzKltVjARWV6A==
-  dependencies:
-    "@types/events" "^3.0.0"
-    events "^3.2.0"
-
 matrix-widget-api@^1.5.0:
   version "1.5.0"
   resolved "https://registry.yarnpkg.com/matrix-widget-api/-/matrix-widget-api-1.5.0.tgz#4ae3e46a7f2854f944ddaf8a5af63d72fba76c45"