1 files changed, 1 insertions, 1 deletions

diff --git a/html.c b/html.c
index a1fe87d..a60bc13 100644
--- a/html.c
+++ b/html.c
@@ -268,25 +268,25 @@ int hextoint(char c)
 
 char *convert_query_hexchar(char *txt)
 {
         int d1, d2, n;
         n = strlen(txt);
         if (n < 3) {
                 *txt = '\0';
                 return txt-1;
         }
         d1 = hextoint(*(txt+1));
         d2 = hextoint(*(txt+2));
         if (d1<0 || d2<0) {
-                memmove(txt, txt+3, n-3);
+                memmove(txt, txt+3, n-2);
                 return txt-1;
         } else {
                 *txt = d1 * 16 + d2;
                 memmove(txt+1, txt+3, n-2);
                 return txt;
         }
 }
 
 int http_parse_querystring(const char *txt_, void (*fn)(const char *name, const char *value))
 {
         char *t, *txt, *value = NULL, c;