diff --git a/mbtk/include/mbtk/mbtk_ril_api.h b/mbtk/include/mbtk/mbtk_ril_api.h
index 80548cd..845898f 100755
--- a/mbtk/include/mbtk/mbtk_ril_api.h
+++ b/mbtk/include/mbtk/mbtk_ril_api.h
@@ -138,8 +138,7 @@
     MBTK_RADIO_TECH_UTRAN_HSPA,   // EC-GSM-IoT
 
     MBTK_RADIO_TECH_EUTRAN_PLUS,  // NB-IoT(NB-S1 mode)
-    MBTK_RADIO_TECH_UTRAN_DC_HSPA,
-    MBTK_RADIO_TECH_EUTRAN_TO_5GCN = 10, // E-UTRAN connected to a 5GCN (NSA)
+    MBTK_RADIO_TECH_EUTRAN_TO_5GCN, // E-UTRAN connected to a 5GCN (NSA)
     MBTK_RADIO_TECH_NR_TO_5GCN,  // NR connected to a 5GCN (SA)
     MBTK_RADIO_TECH_NGRAN,       // NG-RAN (NSA+SA)
     MBTK_RADIO_TECH_EUTRAN_NR_DUAL_LINK, // dual connectivity of E-UTRA with NR and is connected to an EPS core.