diff --git a/changelog.d/657.bugfix b/changelog.d/657.bugfix
new file mode 100644
index 00000000..585e3a84
--- /dev/null
+++ b/changelog.d/657.bugfix
@@ -0,0 +1 @@
+`roomSetupWidget` in widget config does now allow an empty value
diff --git a/src/Connections/SetupConnection.ts b/src/Connections/SetupConnection.ts
index 7ac78e02..fb8f8790 100644
--- a/src/Connections/SetupConnection.ts
+++ b/src/Connections/SetupConnection.ts
@@ -324,7 +324,7 @@ export class SetupConnection extends CommandConnection {
 
     @botCommand("setup-widget", {category: "widget", help: "Open the setup widget in the room"})
     public async onSetupWidget() {
-        if (!this.config.widgets?.roomSetupWidget) {
+        if (this.config.widgets?.roomSetupWidget === undefined) {
             throw new CommandError("Not configured", "The bridge is not configured to support setup widgets");
         }
         if (!await SetupWidget.SetupRoomConfigWidget(this.roomId, this.intent, this.config.widgets, this.serviceTypes)) {