diff --git a/vtysh/vtysh_user.c b/vtysh/vtysh_user.c
index b84da2e..ecbe0f4 100644
--- a/vtysh/vtysh_user.c
+++ b/vtysh/vtysh_user.c
@@ -25,7 +25,12 @@
 
 #ifdef USE_PAM
 #include <security/pam_appl.h>
+#ifdef HAVE_PAM_MISC_H
 #include <security/pam_misc.h>
+#endif
+#ifdef HAVE_OPENPAM_H
+#include <security/openpam.h>
+#endif
 #endif /* USE_PAM */
 
 #include "memory.h"
@@ -35,7 +40,7 @@
 #ifdef USE_PAM
 static struct pam_conv conv = 
 {
-  misc_conv,
+  PAM_CONV_FUNC,
   NULL
 };