diff --git a/servconf.c b/servconf.c
index 7923f5d..1443e83 100644
--- a/servconf.c
+++ b/servconf.c
@@ -447,7 +447,7 @@
 	u_int i;
 
 	cp = line;
-	if ((arg = strdelim(&cp)) != NULL)
+	if ((arg = strdelim(&cp)) == NULL)
 		return 0;
 	/* Ignore leading whitespace */
 	if (*arg == '\0')