1 files changed, 1 insertions, 1 deletions

diff --git a/src/microhttpd/mhd_str.c b/src/microhttpd/mhd_str.c
index 9c1c5172..22ae36a9 100644
--- a/src/microhttpd/mhd_str.c
+++ b/src/microhttpd/mhd_str.c
@@ -1428,7 +1428,7 @@ MHD_hex_to_bin (const char *hex,
     const int l = toxdigitvalue (hex[r++]);
     if ((0 > h) || (0 > l))
       return 0;
-    out[w++] = ( (((uint8_t) ((unsigned int) h)) << 4)
+    out[w++] = ( ((uint8_t) (((uint8_t) ((unsigned int) h)) << 4))
                  | ((uint8_t) ((unsigned int) l)) );
   }
   mhd_assert (len == r);