diff --git a/include/async_resp.hpp b/include/async_resp.hpp
index f596dcd..8267c47 100644
--- a/include/async_resp.hpp
+++ b/include/async_resp.hpp
@@ -31,7 +31,7 @@
     }
 
     crow::Response& res;
-    std::function<void()> func = 0;
+    std::function<void()> func;
 };
 
 } // namespace bmcweb