diff --git a/src/testdir/test_terminal.vim b/src/testdir/test_terminal.vim
index 6f65518..2589b26 100644
--- a/src/testdir/test_terminal.vim
+++ b/src/testdir/test_terminal.vim
@@ -1029,6 +1029,7 @@
     return
   endif
   call assert_equal(1, winnr('$'))
+  set title
 
   " Use the title termcap entries to output the escape sequence.
   call writefile([
@@ -1045,6 +1046,7 @@
   call StopVimInTerminal(buf)
   call delete('Xscript')
   bwipe Xtextfile
+  set title&
 endfunc
 
 func Test_terminal_api_drop_oldwin()
@@ -1056,6 +1058,7 @@
   let textfile_winid = win_getid()
   call assert_equal(2, winnr('$'))
   call win_gotoid(firstwinid)
+  set title
 
   " Use the title termcap entries to output the escape sequence.
   call writefile([
@@ -1071,6 +1074,7 @@
   call StopVimInTerminal(buf)
   call delete('Xscript')
   bwipe Xtextfile
+  set title&
 endfunc
 
 func TryThis(bufnum, arg)
@@ -1082,6 +1086,8 @@
   if !CanRunVimInTerminal()
     return
   endif
+  set title
+
   " Use the title termcap entries to output the escape sequence.
   call writefile([
 	\ 'exe "set t_ts=\<Esc>]51; t_fs=\x07"',
@@ -1098,4 +1104,5 @@
   call delete('Xscript')
   unlet g:called_bufnum
   unlet g:called_arg
+  set title&
 endfunc
diff --git a/src/version.c b/src/version.c
index c648d52..acca91a 100644
--- a/src/version.c
+++ b/src/version.c
@@ -767,6 +767,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1643,
+/**/
     1642,
 /**/
     1641,