diff --git a/src/NimBLEDescriptor.h b/src/NimBLEDescriptor.h
index 633e189..9bd52c9 100644
--- a/src/NimBLEDescriptor.h
+++ b/src/NimBLEDescriptor.h
@@ -105,6 +105,9 @@ public:
     virtual void onWrite(NimBLEDescriptor* pDescriptor);
 };
 
+#include "NimBLE2904.h"
+#include "NimBLE2902.h"
+
 #endif // #if defined(CONFIG_BT_NIMBLE_ROLE_PERIPHERAL)
 #endif /* CONFIG_BT_ENABLED */
 #endif /* MAIN_NIMBLEDESCRIPTOR_H_ */