diff --git a/openbsc/src/mgcp/mgcp_network.c b/openbsc/src/mgcp/mgcp_network.c
index 911bb26..8b41227 100644
--- a/openbsc/src/mgcp/mgcp_network.c
+++ b/openbsc/src/mgcp/mgcp_network.c
@@ -43,23 +43,23 @@
 /* according to rtp_proxy.c RFC 3550 */
 struct rtp_hdr {
 #if __BYTE_ORDER == __LITTLE_ENDIAN
-	u_int8_t  csrc_count:4,
+	uint8_t  csrc_count:4,
 		  extension:1,
 		  padding:1,
 		  version:2;
-	u_int8_t  payload_type:7,
+	uint8_t  payload_type:7,
 		  marker:1;
 #elif __BYTE_ORDER == __BIG_ENDIAN
-	u_int8_t  version:2,
+	uint8_t  version:2,
 		  padding:1,
 		  extension:1,
 		  csrc_count:4;
-	u_int8_t  marker:1,
+	uint8_t  marker:1,
 		  payload_type:7;
 #endif
-	u_int16_t sequence;
-	u_int32_t timestamp;
-	u_int32_t ssrc;
+	uint16_t sequence;
+	uint32_t timestamp;
+	uint32_t ssrc;
 } __attribute__((packed));