diff --git a/src/gsm/gsm_utils.c b/src/gsm/gsm_utils.c
index 8b4b558..3862047 100644
--- a/src/gsm/gsm_utils.c
+++ b/src/gsm/gsm_utils.c
@@ -997,3 +997,11 @@
 	return gsm_7bit_encode_n(result, GSM_7BIT_LEGACY_MAX_BUFFER_SIZE,
 				 data, octets);
 }
+
+/* This is also used by osmo-hlr's db schema */
+const struct value_string osmo_rat_type_names[] = {
+	{ OSMO_RAT_UNKNOWN, "unknown" },
+	{ OSMO_RAT_GERAN_A, "GERAN-A" },
+	{ OSMO_RAT_UTRAN_IU, "UTRAN-Iu" },
+	{}
+};
diff --git a/src/gsm/libosmogsm.map b/src/gsm/libosmogsm.map
index 76b3fd0..bb97878 100644
--- a/src/gsm/libosmogsm.map
+++ b/src/gsm/libosmogsm.map
@@ -553,5 +553,7 @@
 sgsap_ue_emm_mode_names;
 sgsap_ie_tlvdef;
 
+osmo_rat_type_names;
+
 local: *;
 };