diff --git a/src/testdir/Make_all.mak b/src/testdir/Make_all.mak
index 3e645e7ed..510b743e2 100644
--- a/src/testdir/Make_all.mak
+++ b/src/testdir/Make_all.mak
@@ -2,6 +2,8 @@
 # Common Makefile, defines the list of tests to run.
 #
 
+NO_PLUGIN = -U NONE --noplugin --not-a-term
+
 # The first script creates small.vim.
 SCRIPTS_FIRST = \
 	test1.out
diff --git a/src/version.c b/src/version.c
index a85f6e245..de20c3e1b 100644
--- a/src/version.c
+++ b/src/version.c
@@ -748,6 +748,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1420,
 /**/
     1419,
 /**/