1 files changed, 2 insertions, 1 deletions
diff --git a/src/html-error.c b/src/html-error.c
index 6037ae6..f4a6150 100644
--- a/src/html-error.c
+++ b/src/html-error.c
@@ -286,7 +286,8 @@ add_standard_vars (struct conn_s *connptr)
  * Add the error information to the conn structure.
  */
 int
-indicate_http_error (struct conn_s *connptr, int number, char *message, ...)
+indicate_http_error (struct conn_s *connptr, int number,
+                     const char *message, ...)
 {
   va_list ap;
   char *key, *val;