diff --git a/src/ranap/RANAP_DataVolumeReference.h b/src/ranap/RANAP_DataVolumeReference.h
new file mode 100644
index 0000000..693de2b
--- /dev/null
+++ b/src/ranap/RANAP_DataVolumeReference.h
@@ -0,0 +1,42 @@
+/*
+ * Generated by asn1c-0.9.28 (http://lionet.info/asn1c)
+ * From ASN.1 module "RANAP-IEs"
+ * 	found in "../../asn1/ranap/RANAP-IEs.asn"
+ */
+
+#ifndef	_RANAP_DataVolumeReference_H_
+#define	_RANAP_DataVolumeReference_H_
+
+
+#include <asn_application.h>
+
+/* Including external dependencies */
+#include <NativeInteger.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* RANAP_DataVolumeReference */
+typedef long	 RANAP_DataVolumeReference_t;
+
+/* Implementation */
+extern asn_TYPE_descriptor_t asn_DEF_RANAP_DataVolumeReference;
+asn_struct_free_f RANAP_DataVolumeReference_free;
+asn_struct_print_f RANAP_DataVolumeReference_print;
+asn_constr_check_f RANAP_DataVolumeReference_constraint;
+ber_type_decoder_f RANAP_DataVolumeReference_decode_ber;
+der_type_encoder_f RANAP_DataVolumeReference_encode_der;
+xer_type_decoder_f RANAP_DataVolumeReference_decode_xer;
+xer_type_encoder_f RANAP_DataVolumeReference_encode_xer;
+per_type_decoder_f RANAP_DataVolumeReference_decode_uper;
+per_type_encoder_f RANAP_DataVolumeReference_encode_uper;
+per_type_decoder_f RANAP_DataVolumeReference_decode_aper;
+per_type_encoder_f RANAP_DataVolumeReference_encode_aper;
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif	/* _RANAP_DataVolumeReference_H_ */
+#include <asn_internal.h>