diff --git a/crypto/des/read_pwd.c b/crypto/des/read_pwd.c
index 70a15aea7..8ac1f1e36 100644
--- a/crypto/des/read_pwd.c
+++ b/crypto/des/read_pwd.c
@@ -82,6 +82,7 @@
 #include "des_locl.h"
 #include "cryptlib.h"
 #include <signal.h>
+#include <stdio.h>
 #include <string.h>
 #include <setjmp.h>
 #include <errno.h>