diff --git a/lib/libsys/panic.c b/lib/libsys/panic.c
index 0abab10db..c2694c5de 100644
--- a/lib/libsys/panic.c
+++ b/lib/libsys/panic.c
@@ -33,7 +33,7 @@ PUBLIC void panic(const char *fmt, ...)
   if(fmt) {
 	va_start(args, fmt);
 	vprintf(fmt, args);
-	va_end(fmt);
+	va_end(args);
   } else {
 	printf("no message\n");
   }