diff --git a/desktop/flipper-ui-core/src/dispatcher/flipperServer.tsx b/desktop/flipper-ui-core/src/dispatcher/flipperServer.tsx
index 7598a0f24..b2f06286d 100644
--- a/desktop/flipper-ui-core/src/dispatcher/flipperServer.tsx
+++ b/desktop/flipper-ui-core/src/dispatcher/flipperServer.tsx
@@ -200,6 +200,7 @@ function handleServerStateChange({
 
 function handeEADDRINUSE(errorMessage: string) {
   notification.error({
+    key: 'eaddrinuse-error',
     message: 'Connection error',
     description: (
       <>