diff --git a/src/gprs/gprs_sgsn.c b/src/gprs/gprs_sgsn.c
index 93b133f..43eeaaa 100644
--- a/src/gprs/gprs_sgsn.c
+++ b/src/gprs/gprs_sgsn.c
@@ -30,6 +30,7 @@
 #include <osmocom/gprs/gprs_ns.h>
 #include <osmocom/gprs/gprs_bssgp.h>
 #include <osmocom/gsm/protocol/gsm_04_08_gprs.h>
+#include <osmocom/gsm/apn.h>
 
 #include <openbsc/gprs_subscriber.h>
 #include <openbsc/debug.h>
@@ -758,7 +759,7 @@
 			return NULL;
 		}
 
-		gprs_apn_to_str(req_apn_str,
+		osmo_apn_to_str(req_apn_str,
 				TLVP_VAL(tp, GSM48_IE_GSM_APN),
 				TLVP_LEN(tp, GSM48_IE_GSM_APN));