From 0128ff32b5b9ec0b5594c177727f445f8254395d Mon Sep 17 00:00:00 2001
From: Justin Ethier <justin.ethier@gmail.com>
Date: Wed, 23 Mar 2016 22:51:12 -0400
Subject: [PATCH] Bugfix

---
 runtime.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/runtime.c b/runtime.c
index f8700134..6eeed13a 100644
--- a/runtime.c
+++ b/runtime.c
@@ -1461,7 +1461,7 @@ void dispatch_bytevector_91append(void *data, int _argc, object clo, object cont
       memcpy(&buffer[buf_idx], buffers[i], lengths[i]);
       buf_idx += lengths[i];
     }
-    result.len = argc;
+    result.len = total_length;
     result.data = buffer;
   }
   return_closcall1(data, cont, &result);