diff --git a/tgetpass.c b/tgetpass.c
index 84cb93bf3..991f1431f 100644
--- a/tgetpass.c
+++ b/tgetpass.c
@@ -61,7 +61,7 @@
 
 #ifdef HAVE_KERB4
 #undef _PASSWD_LEN
-#define _PASSWD_LEN	128
+#define _PASSWD_LEN	BUFSIZ
 #else
 #ifndef _PASSWD_LEN
 #ifdef HAVE_C2_SECURITY