diff --git a/packages/services/server/src/graphql-handler.ts b/packages/services/server/src/graphql-handler.ts
index 308ceb90f..3ffe62e51 100644
--- a/packages/services/server/src/graphql-handler.ts
+++ b/packages/services/server/src/graphql-handler.ts
@@ -241,7 +241,7 @@ export const graphqlHandler = (options: GraphQLHandlerOptions): RouteHandlerMeth
         
         const accept = req.headers.accept;
 
-        if (!accept) {
+        if (!accept || accept === '*/*') {
           reply.header('content-type', 'application/json');
         }