diff --git a/openbsc/src/gprs/sgsn_ctrl.c b/openbsc/src/gprs/sgsn_ctrl.c
index ccf5076..31ac74f 100644
--- a/openbsc/src/gprs/sgsn_ctrl.c
+++ b/openbsc/src/gprs/sgsn_ctrl.c
@@ -30,17 +30,6 @@
 
 extern vector ctrl_node_vec;
 
-static int verify_subscriber_list(struct ctrl_cmd *cmd, const char *v, void *d)
-{
-	return 1;
-}
-
-static int set_subscriber_list(struct ctrl_cmd *cmd, void *d)
-{
-	cmd->reply = "Get only attribute";
-	return CTRL_CMD_ERROR;
-}
-
 static int get_subscriber_list(struct ctrl_cmd *cmd, void *d)
 {
 	struct sgsn_mm_ctx *mm;
@@ -64,7 +53,7 @@
 
 	return CTRL_CMD_REPLY;
 }
-CTRL_CMD_DEFINE(subscriber_list, "subscriber-list-active-v1");
+CTRL_CMD_DEFINE_RO(subscriber_list, "subscriber-list-active-v1");
 
 int sgsn_ctrl_cmds_install(void)
 {