diff --git a/src/dispatch/api.py b/src/dispatch/api.py
index c5b8dffff525..705cec44a2de 100644
--- a/src/dispatch/api.py
+++ b/src/dispatch/api.py
@@ -126,7 +126,7 @@ def get_organization_path(organization: OrganizationSlug):
 )
 
 authenticated_organization_api_router.include_router(
-    signal_router, prefix="/signals", tags="signals"
+    signal_router, prefix="/signals", tags=["signals"]
 )
 
 authenticated_organization_api_router.include_router(user_router, prefix="/users", tags=["users"])