1 files changed, 1 insertions, 1 deletions

diff --git a/readpass.c b/readpass.c
index f3a7dcbed..64281edd6 100644
--- a/readpass.c
+++ b/readpass.c
@@ -49,7 +49,7 @@ RCSID("$OpenBSD: readpass.c,v 1.12 2000/10/11 20:14:39 markus Exp $");
  * compatibility with existing code.
  */
 char *
-read_passphrase(char *prompt, int from_stdin)
+read_passphrase(const char *prompt, int from_stdin)
 {
         return cli_read_passphrase(prompt, from_stdin, 0);
 }