diff --git a/src/abis_rsl.c b/src/abis_rsl.c
index e8cd9ca..04c8455 100644
--- a/src/abis_rsl.c
+++ b/src/abis_rsl.c
@@ -383,6 +383,16 @@
 	return abis_rsl_sendmsg(msg);
 }
 
+int rsl_paging_cmd_subscr(struct gsm_bts *bts, u_int8_t chan_need,
+			  struct gsm_subscriber *subscr)
+{
+	u_int8_t mi[128];
+	unsigned int mi_len;
+	u_int8_t paging_group;
+
+	return -1;
+}
+
 int imsi_str2bcd(u_int8_t *bcd_out, const char *str_in)
 {
 	int i, len = strlen(str_in);