nat: Increase the right counter on calls.
diff --git a/openbsc/src/nat/bsc_nat.c b/openbsc/src/nat/bsc_nat.c
index 3b0f974..abf38ce 100644
--- a/openbsc/src/nat/bsc_nat.c
+++ b/openbsc/src/nat/bsc_nat.c
@@ -261,7 +261,7 @@
 				counter_inc(nat->stats.sccp.calls);
 
 				if (con) {
-					counter_inc(con->bsc->cfg->stats.sccp.conn);
+					counter_inc(con->bsc->cfg->stats.sccp.calls);
 					if (bsc_mgcp_assign(con, msg) != 0)
 						LOGP(DNAT, LOGL_ERROR, "Failed to assign...\n");
 				} else