1 files changed, 1 insertions, 1 deletions
diff --git a/conf.c b/conf.c
index 4755a9f..6ab8efe 100644
--- a/conf.c
+++ b/conf.c
@@ -1049,7 +1049,7 @@ static void conf_nat(const char *arg, struct in_addr *addr4,
 	    !IN4_IS_ADDR_MULTICAST(addr4))
 		return;
 
-	die("Invalid address to remap to host: %s", optarg);
+	die("Invalid address to remap to host: %s", arg);
 }
 
 /**