diff --git a/src/hnbap/HNBRegisterReject.h b/src/hnbap/HNBRegisterReject.h
index 830ca8a..2e77521 100644
--- a/src/hnbap/HNBRegisterReject.h
+++ b/src/hnbap/HNBRegisterReject.h
@@ -48,7 +48,7 @@
 #endif
 
 /* Referred external types */
-#include "IE.h"
+#include <osmocom/osmo-iuh/hnbap/IE.h>
 
 #endif	/* _HNBRegisterReject_H_ */
 #include <asn_internal.h>