diff --git a/src/testdir/test_edit.vim b/src/testdir/test_edit.vim
index f0f04f0..6c76086 100644
--- a/src/testdir/test_edit.vim
+++ b/src/testdir/test_edit.vim
@@ -2034,4 +2034,21 @@
   unlet! g:i_to_any
 endfunc
 
+" Test toggling of input method. See :help i_CTRL-^
+func Test_edit_CTRL_hat()
+  CheckFeature xim
+  CheckNotGui " FIXME: why does this test fail when running in the GUI?
+
+  new
+
+  call assert_equal(0, &iminsert)
+  call feedkeys("i\<C-^>", 'xt')
+  call assert_equal(2, &iminsert)
+  call feedkeys("i\<C-^>", 'xt')
+  call assert_equal(0, &iminsert)
+
+  bwipe!
+endfunc
+
+
 " vim: shiftwidth=2 sts=2 expandtab
diff --git a/src/version.c b/src/version.c
index 570b7d0..68372cc 100644
--- a/src/version.c
+++ b/src/version.c
@@ -758,6 +758,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    3567,
+/**/
     3566,
 /**/
     3565,