diff --git a/src/core/lib/iomgr/udp_server.h b/src/core/lib/iomgr/udp_server.h
index 2a72638709b..8006037644d 100644
--- a/src/core/lib/iomgr/udp_server.h
+++ b/src/core/lib/iomgr/udp_server.h
@@ -56,7 +56,7 @@ typedef void (*grpc_udp_server_write_cb)(grpc_exec_ctx *exec_ctx, grpc_fd *emfd,
 /* Called when the grpc_fd is about to be orphaned (and the FD closed). */
 typedef void (*grpc_udp_server_orphan_cb)(grpc_exec_ctx *exec_ctx,
                                           grpc_fd *emfd,
-                                          grpc_closure* shutdown_fd_callback,
+                                          grpc_closure *shutdown_fd_callback,
                                           void *user_data);
 
 /* Create a server, initially not bound to any ports */
diff --git a/test/core/iomgr/udp_server_test.c b/test/core/iomgr/udp_server_test.c
index 9cc0ea94983..1f1696a7a7a 100644
--- a/test/core/iomgr/udp_server_test.c
+++ b/test/core/iomgr/udp_server_test.c
@@ -91,7 +91,7 @@ static void on_write(grpc_exec_ctx *exec_ctx, grpc_fd *emfd, void *user_data) {
 }
 
 static void on_fd_orphaned(grpc_exec_ctx *exec_ctx, grpc_fd *emfd,
-                           grpc_closure* closure, void *user_data) {
+                           grpc_closure *closure, void *user_data) {
   gpr_log(GPR_INFO, "gRPC FD about to be orphaned: %d",
           grpc_fd_wrapped_fd(emfd));
   g_number_of_orphan_calls++;