diff --git a/drivers/nble/gatt_internal.h b/drivers/nble/gatt_internal.h
index c806edf65a7..008f1571e37 100644
--- a/drivers/nble/gatt_internal.h
+++ b/drivers/nble/gatt_internal.h
@@ -22,9 +22,6 @@
 
 #include <bluetooth/gatt.h>
 
-/* Forward declarations */
-struct nble_core_response;
-
 /* Max number of service supported, if changed update BLE core needs to be
  * updated too!
  */