diff --git a/src/plugins/api/groups.ts b/src/plugins/api/groups.ts
index 6eddbae..ceebc23 100644
--- a/src/plugins/api/groups.ts
+++ b/src/plugins/api/groups.ts
@@ -60,7 +60,7 @@ function availabilityRoute(server: FastifyInstance<Server, IncomingMessage, Serv
 
         return {
             id,
-            available: !!group,
+            available: !group,
         }
     })
 }
diff --git a/src/plugins/api/users.ts b/src/plugins/api/users.ts
index d7ebe95..6b4814d 100644
--- a/src/plugins/api/users.ts
+++ b/src/plugins/api/users.ts
@@ -62,7 +62,7 @@ function availabilityRoute(server: FastifyInstance<Server, IncomingMessage, Serv
 
         return {
             id,
-            available: !!user,
+            available: !user,
         }
     })
 }