diff --git a/gril/grilutil.c b/gril/grilutil.c
index 7dc390be..39705170 100644
--- a/gril/grilutil.c
+++ b/gril/grilutil.c
@@ -117,73 +117,6 @@ const char *ril_radio_state_to_string(int radio_state)
 	}
 }
 
-const char *ril_radio_tech_to_string(int radio_tech)
-{
-	switch (radio_tech) {
-	case RADIO_TECH_UNKNOWN:
-		return "UNKNOWN";
-	case RADIO_TECH_GPRS:
-		return "GPRS";
-	case RADIO_TECH_EDGE:
-		return	"EDGE";
-	case RADIO_TECH_UMTS:
-		return "UMTS";
-	case RADIO_TECH_IS95A:
-		return "IS95A";
-	case RADIO_TECH_IS95B:
-		return "IS95B";
-	case RADIO_TECH_1xRTT:
-		return "1xRTT";
-	case RADIO_TECH_EVDO_0:
-		return "EVDO_0";
-	case RADIO_TECH_EVDO_A:
-		return "EVDO_A";
-	case RADIO_TECH_HSDPA:
-		return "HSDPA";
-	case RADIO_TECH_HSUPA:
-		return "HSUPA";
-	case RADIO_TECH_HSPA:
-		return "HSPA";
-	case RADIO_TECH_EVDO_B:
-		return "EVDO_B";
-	case RADIO_TECH_EHRPD:
-		return "EHRPD";
-	case RADIO_TECH_LTE:
-		return "LTE";
-	case RADIO_TECH_HSPAP:
-		return "HSPAP";
-	case RADIO_TECH_GSM:
-		return "GSM";
-	case MTK_RADIO_TECH_HSDPAP:
-		return "MTK_HSDPAP";
-	case MTK_RADIO_TECH_HSDPAP_UPA:
-		return "MTK_HSDPAP_UPA";
-	case MTK_RADIO_TECH_HSUPAP:
-		return "MTK_HSUPAP";
-	case MTK_RADIO_TECH_HSUPAP_DPA:
-		return "MTK_HSUPAP_DPA";
-	case MTK_RADIO_TECH_DC_DPA:
-		return "MTK_DC_DPA";
-	case MTK_RADIO_TECH_DC_UPA:
-		return "MTK_DC_UPA";
-	case MTK_RADIO_TECH_DC_HSDPAP:
-		return "MTK_DC_HSDPAP";
-	case MTK_RADIO_TECH_DC_HSDPAP_UPA:
-		return "MTK_DC_HSDPAP_UPA";
-	case MTK_RADIO_TECH_DC_HSDPAP_DPA:
-		return "MTK_DC_HSDPAP_DPA";
-	case MTK_RADIO_TECH_DC_HSPAP:
-		return "MTK_DC_HSPAP";
-	default:
-		if (g_snprintf(temp_str, sizeof(temp_str),
-				"<INVALID (%d)>",
-				radio_tech))
-			return temp_str;
-		else
-			return "<INVALID>";
-	}
-}
-
 const char *ril_request_id_to_string(int req)
 {
 	switch (req) {
diff --git a/gril/grilutil.h b/gril/grilutil.h
index a9ddfcf5..cfa2355e 100644
--- a/gril/grilutil.h
+++ b/gril/grilutil.h
@@ -34,7 +34,6 @@ extern "C" {
 int ril_protocol_string_to_ofono_protocol(gchar *protocol_str);
 const char *ril_error_to_string(int error);
 const char *ril_radio_state_to_string(int radio_state);
-const char *ril_radio_tech_to_string(int radio_tech);
 const char *ril_request_id_to_string(int req);
 const char *ril_unsol_request_to_string(int request);
 const char *ril_pdp_fail_to_string(int status);