diff --git a/src/testdir/Make_all.mak b/src/testdir/Make_all.mak
index 17c6028..53fb829 100644
--- a/src/testdir/Make_all.mak
+++ b/src/testdir/Make_all.mak
@@ -221,4 +221,4 @@
 
 test60.out: test60.vim
 
-test_options.res: opt_test.vim
+test_options.res test_alot.res: opt_test.vim
diff --git a/src/testdir/Make_dos.mak b/src/testdir/Make_dos.mak
index 1a98ebb..406d56a 100644
--- a/src/testdir/Make_dos.mak
+++ b/src/testdir/Make_dos.mak
@@ -130,4 +130,4 @@
 	@del vimcmd
 
 opt_test.vim: ../option.c gen_opt_test.vim
-	$(VIMPROG) -u gen_opt_test.vim --noplugin --not-a-term
+	$(VIMPROG) -u gen_opt_test.vim --noplugin --not-a-term ../option.c
diff --git a/src/testdir/Make_ming.mak b/src/testdir/Make_ming.mak
index 8235b95..b95a6ea 100644
--- a/src/testdir/Make_ming.mak
+++ b/src/testdir/Make_ming.mak
@@ -133,4 +133,4 @@
 	@$(DEL) vimcmd
 
 opt_test.vim: ../option.c gen_opt_test.vim
-	$(VIMPROG) -u gen_opt_test.vim --noplugin --not-a-term
+	$(VIMPROG) -u gen_opt_test.vim --noplugin --not-a-term ../option.c
diff --git a/src/testdir/Makefile b/src/testdir/Makefile
index e44bd5c..d464d67 100644
--- a/src/testdir/Makefile
+++ b/src/testdir/Makefile
@@ -142,5 +142,4 @@
 	@rm vimcmd
 
 opt_test.vim: ../option.c gen_opt_test.vim
-	$(VIMPROG) -u gen_opt_test.vim --noplugin --not-a-term
-
+	$(VIMPROG) -u gen_opt_test.vim --noplugin --not-a-term ../option.c
diff --git a/src/testdir/gen_opt_test.vim b/src/testdir/gen_opt_test.vim
index 07a744b..1187dd5 100644
--- a/src/testdir/gen_opt_test.vim
+++ b/src/testdir/gen_opt_test.vim
@@ -13,7 +13,7 @@
       \ 'let save_term = &term',
       \ ]
 
-edit option.c
+edit
 /#define p_term
 let end = line('.')
 
@@ -197,7 +197,7 @@
 call add(script, 'let &columns = save_columns')
 call add(script, 'let &lines = save_lines')
 
-call writefile(script, 'testdir/opt_test.vim')
+call writefile(script, 'opt_test.vim')
 
 endif
 
diff --git a/src/testdir/test_options.vim b/src/testdir/test_options.vim
index ac43c1a..9cf5e5f 100644
--- a/src/testdir/test_options.vim
+++ b/src/testdir/test_options.vim
@@ -301,8 +301,9 @@
 endfunc
 
 func Test_set_values()
-  " The file is only generated when running "make test" in the src directory.
   if filereadable('opt_test.vim')
     source opt_test.vim
+  else
+    throw 'Skipped: opt_test.vim does not exist'
   endif
 endfunc
diff --git a/src/version.c b/src/version.c
index 983a425..e8779f5 100644
--- a/src/version.c
+++ b/src/version.c
@@ -765,6 +765,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    429,
+/**/
     428,
 /**/
     427,