diff --git a/lib/krb5/get_in_tkt_pw.c b/lib/krb5/get_in_tkt_pw.c
index 3cbc8001c..5f81a235b 100644
--- a/lib/krb5/get_in_tkt_pw.c
+++ b/lib/krb5/get_in_tkt_pw.c
@@ -48,7 +48,7 @@ krb5_password_key_proc (krb5_context context,
      
     *key = malloc (sizeof (**key));
     if (*key == NULL) {
-	krb5_set_error_string(context, "malloc: out of memory");
+	krb5_set_error_message(context, ENOMEM, "malloc: out of memory");
 	return ENOMEM;
     }
     if (password == NULL) {