diff --git a/include/osmocom/msc/vlr.h b/include/osmocom/msc/vlr.h
index b3b658b..499aa37 100644
--- a/include/osmocom/msc/vlr.h
+++ b/include/osmocom/msc/vlr.h
@@ -67,7 +67,7 @@
 	VLR_ULA_E_UPDATE_LA,	/* Initial trigger (LU from MS) */
 	VLR_ULA_E_SEND_ID_ACK,	/* Result of Send-ID from PVLR */
 	VLR_ULA_E_SEND_ID_NACK,	/* Result of Send-ID from PVLR */
-	VLR_ULA_E_AUTH_RES,	/* Successful result of auth procedure */
+	VLR_ULA_E_AUTH_SUCCESS,	/* Successful result of auth procedure */
 	VLR_ULA_E_AUTH_FAILURE,	/* Auth procedure failed */
 	VLR_ULA_E_CIPH_RES,	/* Result of Ciphering Mode Command */
 	VLR_ULA_E_ID_IMSI,	/* IMSI received from MS */