diff --git a/src/insexpand.c b/src/insexpand.c
index 78fea51..01fa6de 100644
--- a/src/insexpand.c
+++ b/src/insexpand.c
@@ -58,7 +58,7 @@
     N_(" Command-line completion (^V^N^P)"),
     N_(" User defined completion (^U^N^P)"),
     N_(" Omni completion (^O^N^P)"),
-    N_(" Spelling suggestion (s^N^P)"),
+    N_(" Spelling suggestion (^S^N^P)"),
     N_(" Keyword Local completion (^N^P)"),
     NULL,   // CTRL_X_EVAL doesn't use msg.
     N_(" Command-line completion (^V^N^P)"),
diff --git a/src/testdir/test_spell.vim b/src/testdir/test_spell.vim
index 1ddcd83..692e191 100644
--- a/src/testdir/test_spell.vim
+++ b/src/testdir/test_spell.vim
@@ -5,6 +5,7 @@
 CheckFeature spell
 
 source screendump.vim
+source view_util.vim
 
 func TearDown()
   set nospell
@@ -300,6 +301,20 @@
   set spell& spelllang& dictionary& ignorecase&
 endfunc
 
+func Test_compl_with_CTRL_X_s()
+  new
+  set spell spelllang=en_us showmode
+  inoremap <buffer><F2> <Cmd>let g:msg = Screenline(&lines)<CR>
+
+  call feedkeys("STheatre\<C-X>s\<F2>\<C-Y>\<Esc>", 'tx')
+  call assert_equal(['Theater'], getline(1, '$'))
+  call assert_match('(^S^N^P)', g:msg)
+
+  bwipe!
+  set spell& spelllang& showmode&
+  unlet g:msg
+endfunc
+
 func Test_spellrepall()
   new
   set spell
diff --git a/src/version.c b/src/version.c
index e0b0d5c..41d9281 100644
--- a/src/version.c
+++ b/src/version.c
@@ -705,6 +705,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    512,
+/**/
     511,
 /**/
     510,