diff --git a/src/s1ap/asn1c/asnGenFiles/NB-IoT-PagingTimeWindow.h b/src/s1ap/asn1c/asnGenFiles/NB-IoT-PagingTimeWindow.h
new file mode 100644
index 0000000..6fdb6e2
--- /dev/null
+++ b/src/s1ap/asn1c/asnGenFiles/NB-IoT-PagingTimeWindow.h
@@ -0,0 +1,70 @@
+/*
+ * Generated by asn1c-0.9.29 (http://lionet.info/asn1c)
+ * From ASN.1 module "S1AP-IEs"
+ * 	found in "./asn1c/S1AP-IEs.asn"
+ * 	`asn1c -fcompound-names -fno-include-deps -gen-PER -findirect-choice -pdu=S1AP-PDU`
+ */
+
+#ifndef	_NB_IoT_PagingTimeWindow_H_
+#define	_NB_IoT_PagingTimeWindow_H_
+
+
+#include <asn_application.h>
+
+/* Including external dependencies */
+#include <NativeEnumerated.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* Dependencies */
+typedef enum NB_IoT_PagingTimeWindow {
+	NB_IoT_PagingTimeWindow_s1	= 0,
+	NB_IoT_PagingTimeWindow_s2	= 1,
+	NB_IoT_PagingTimeWindow_s3	= 2,
+	NB_IoT_PagingTimeWindow_s4	= 3,
+	NB_IoT_PagingTimeWindow_s5	= 4,
+	NB_IoT_PagingTimeWindow_s6	= 5,
+	NB_IoT_PagingTimeWindow_s7	= 6,
+	NB_IoT_PagingTimeWindow_s8	= 7,
+	NB_IoT_PagingTimeWindow_s9	= 8,
+	NB_IoT_PagingTimeWindow_s10	= 9,
+	NB_IoT_PagingTimeWindow_s11	= 10,
+	NB_IoT_PagingTimeWindow_s12	= 11,
+	NB_IoT_PagingTimeWindow_s13	= 12,
+	NB_IoT_PagingTimeWindow_s14	= 13,
+	NB_IoT_PagingTimeWindow_s15	= 14,
+	NB_IoT_PagingTimeWindow_s16	= 15
+	/*
+	 * Enumeration is extensible
+	 */
+} e_NB_IoT_PagingTimeWindow;
+
+/* NB-IoT-PagingTimeWindow */
+typedef long	 NB_IoT_PagingTimeWindow_t;
+
+/* Implementation */
+extern asn_per_constraints_t asn_PER_type_NB_IoT_PagingTimeWindow_constr_1;
+extern asn_TYPE_descriptor_t asn_DEF_NB_IoT_PagingTimeWindow;
+extern const asn_INTEGER_specifics_t asn_SPC_NB_IoT_PagingTimeWindow_specs_1;
+asn_struct_free_f NB_IoT_PagingTimeWindow_free;
+asn_struct_print_f NB_IoT_PagingTimeWindow_print;
+asn_constr_check_f NB_IoT_PagingTimeWindow_constraint;
+ber_type_decoder_f NB_IoT_PagingTimeWindow_decode_ber;
+der_type_encoder_f NB_IoT_PagingTimeWindow_encode_der;
+xer_type_decoder_f NB_IoT_PagingTimeWindow_decode_xer;
+xer_type_encoder_f NB_IoT_PagingTimeWindow_encode_xer;
+oer_type_decoder_f NB_IoT_PagingTimeWindow_decode_oer;
+oer_type_encoder_f NB_IoT_PagingTimeWindow_encode_oer;
+per_type_decoder_f NB_IoT_PagingTimeWindow_decode_uper;
+per_type_encoder_f NB_IoT_PagingTimeWindow_encode_uper;
+per_type_decoder_f NB_IoT_PagingTimeWindow_decode_aper;
+per_type_encoder_f NB_IoT_PagingTimeWindow_encode_aper;
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif	/* _NB_IoT_PagingTimeWindow_H_ */
+#include <asn_internal.h>