diff --git a/appl/ftp/ftpd/ftpd.c b/appl/ftp/ftpd/ftpd.c
index afea855ae..3441d8ddc 100644
--- a/appl/ftp/ftpd/ftpd.c
+++ b/appl/ftp/ftpd/ftpd.c
@@ -790,11 +790,6 @@ pass(char *passwd)
 #endif
 		else if((auth_level & AUTH_OTP) == 0) {
 #ifdef KRB4
-
-#ifndef KRB_VERIFY_SECURE
-#define KRB_VERIFY_SECURE 1
-#endif
-
 		    char realm[REALM_SZ];
 		    if((rval = krb_get_lrealm(realm, 1)) == KSUCCESS)
 			rval = krb_verify_user(pw->pw_name,
diff --git a/appl/popper/pop_pass.c b/appl/popper/pop_pass.c
index ce2ab9c2b..91ba49756 100644
--- a/appl/popper/pop_pass.c
+++ b/appl/popper/pop_pass.c
@@ -26,9 +26,6 @@ krb4_verify_password (POP *p)
 	      TKT_ROOT "_popper.%u", (unsigned)getpid());
     krb_set_tkt_string (tkt);
 
-#ifndef KRB_VERIFY_SECURE
-#define KRB_VERIFY_SECURE 1
-#endif
     status = krb_verify_user(p->user, "", lrealm,
 			     p->pop_parm[1], KRB_VERIFY_SECURE, "pop");
     dest_tkt(); /* no point in keeping the tickets */
diff --git a/lib/auth/sia/sia.c b/lib/auth/sia/sia.c
index 2ec011940..a968b4e83 100644
--- a/lib/auth/sia/sia.c
+++ b/lib/auth/sia/sia.c
@@ -98,11 +98,6 @@ setup_password(SIAENTITY *e, prompt_t *p)
 }
 
 
-#if defined(SIA_KRB4) && !defined(KRB_VERIFY_SECURE)
-#define KRB_VERIFY_SECURE 1
-#define KRB_VERIFY_NOT_SECURE 0
-#endif
-
 static int
 doauth(SIAENTITY *entity, int pkgind, char *name)
 {