diff --git a/lib/cximage-6.0/raw/dcraw.c b/lib/cximage-6.0/raw/dcraw.c
index 45cd7a9..5ab2498 100644
--- a/lib/cximage-6.0/raw/dcraw.c
+++ b/lib/cximage-6.0/raw/dcraw.c
@@ -820,7 +820,8 @@ struct jhead {
 
 int CLASS ljpeg_start (struct jhead *jh, int info_only)
 {
-  int c, tag, len;
+  int c, tag;
+  ushort len;
   uchar data[0x10000], *dp;
 
   init_decoder();