diff --git a/runtime/syntax/ocaml.vim b/runtime/syntax/ocaml.vim
index e2abc55..24116f0 100644
--- a/runtime/syntax/ocaml.vim
+++ b/runtime/syntax/ocaml.vim
@@ -5,9 +5,9 @@
 "               Karl-Heinz Sylla  <Karl-Heinz.Sylla@gmd.de>
 "               Issac Trotts      <ijtrotts@ucdavis.edu>
 " URL:          http://www.ocaml.info/vim/syntax/ocaml.vim
-" Last Change:  2010 Oct 11 - Added highlighting of lnot (MM, thanks to Erick Matsen)
-"               2010 Sep 03 - Fixed escaping bug (MM, thanks to Florent Monnier)
-"               2010 Aug 07 - Fixed module type bug (MM)
+" Last Change:  2012 May 12 - Added Dominique Pellé's spell checking patch (MM)
+"               2012 Feb 01 - Improved module path highlighting (MM)
+"               2010 Oct 11 - Added highlighting of lnot (MM, thanks to Erick Matsen)
 
 " A minor patch was applied to the official version so that object/end
 " can be distinguished from begin/end, which is used for indentation,
@@ -28,7 +28,7 @@
 syn match    ocamlMethod       "#"
 
 " Script headers highlighted like comments
-syn match    ocamlComment   "^#!.*"
+syn match    ocamlComment   "^#!.*" contains=@Spell
 
 " Scripting directives
 syn match    ocamlScript "^#\<\(quit\|labels\|warnings\|directory\|cd\|load\|use\|install_printer\|remove_printer\|require\|thread\|trace\|untrace\|untrace_all\|print_depth\|print_length\|camlp4o\)\>"
@@ -80,7 +80,7 @@
 
 
 " Comments
-syn region   ocamlComment start="(\*" end="\*)" contains=ocamlComment,ocamlTodo
+syn region   ocamlComment start="(\*" end="\*)" contains=@Spell,ocamlComment,ocamlTodo
 syn keyword  ocamlTodo contained TODO FIXME XXX NOTE
 
 
@@ -114,7 +114,7 @@
 syn region   ocamlModSpec matchgroup=ocamlKeyword start="\<module\>" matchgroup=ocamlModule end="\<\u\(\w\|'\)*\>" contained contains=@ocamlAllErrs,ocamlComment skipwhite skipempty nextgroup=ocamlModTRWith,ocamlMPRestr
 
 " "open"
-syn region   ocamlNone matchgroup=ocamlKeyword start="\<open\>" matchgroup=ocamlModule end="\<\u\(\w\|'\)*\(\.\u\(\w\|'\)*\)*\>" contains=@ocamlAllErrs,ocamlComment
+syn region   ocamlNone matchgroup=ocamlKeyword start="\<open\>" matchgroup=ocamlModule end="\<\u\(\w\|'\)*\( *\. *\u\(\w\|'\)*\)*\>" contains=@ocamlAllErrs,ocamlComment
 
 " "include"
 syn match    ocamlKeyword "\<include\>" skipwhite skipempty nextgroup=ocamlModParam,ocamlFullMod
@@ -130,19 +130,19 @@
 syn region   ocamlMPRestr start=":" end="."me=e-1 contained contains=@ocamlComment skipwhite skipempty nextgroup=ocamlMPRestr1,ocamlMPRestr2,ocamlMPRestr3
 syn region   ocamlMPRestr1 matchgroup=ocamlModule start="\ssig\s\=" matchgroup=ocamlModule end="\<end\>" contained contains=ALLBUT,@ocamlContained,ocamlEndErr,ocamlModule
 syn region   ocamlMPRestr2 start="\sfunctor\(\s\|(\)\="me=e-1 matchgroup=ocamlKeyword end="->" contained contains=@ocamlAllErrs,ocamlComment,ocamlModParam skipwhite skipempty nextgroup=ocamlFuncWith,ocamlMPRestr2
-syn match    ocamlMPRestr3 "\w\(\w\|'\)*\(\.\w\(\w\|'\)*\)*" contained
+syn match    ocamlMPRestr3 "\w\(\w\|'\)*\( *\. *\w\(\w\|'\)*\)*" contained
 syn match    ocamlModPreRHS "=" contained skipwhite skipempty nextgroup=ocamlModParam,ocamlFullMod
 syn keyword  ocamlKeyword val
-syn region   ocamlVal matchgroup=ocamlKeyword start="\<val\>" matchgroup=ocamlLCIdentifier end="\<\l\(\w\|'\)*\>" contains=@ocamlAllErrs,ocamlComment skipwhite skipempty nextgroup=ocamlMPRestr
-syn region   ocamlModRHS start="." end=".\w\|([^*]"me=e-2 contained contains=ocamlComment skipwhite skipempty nextgroup=ocamlModParam,ocamlFullMod
-syn match    ocamlFullMod "\<\u\(\w\|'\)*\(\.\u\(\w\|'\)*\)*" contained skipwhite skipempty nextgroup=ocamlFuncWith
+syn region   ocamlVal matchgroup=ocamlKeyword start="\<val\>" matchgroup=ocamlLCIdentifier end="\<\l\(\w\|'\)*\>" contains=@ocamlAllErrs,ocamlComment,ocamlFullMod skipwhite skipempty nextgroup=ocamlMPRestr
+syn region   ocamlModRHS start="." end=". *\w\|([^*]"me=e-2 contained contains=ocamlComment skipwhite skipempty nextgroup=ocamlModParam,ocamlFullMod
+syn match    ocamlFullMod "\<\u\(\w\|'\)*\( *\. *\u\(\w\|'\)*\)*" contained skipwhite skipempty nextgroup=ocamlFuncWith
 
 syn region   ocamlFuncWith start="([^*]"me=e-1 end=")" contained contains=ocamlComment,ocamlWith,ocamlFuncStruct skipwhite skipempty nextgroup=ocamlFuncWith
 syn region   ocamlFuncStruct matchgroup=ocamlModule start="[^a-zA-Z]struct\>"hs=s+1 matchgroup=ocamlModule end="\<end\>" contains=ALLBUT,@ocamlContained,ocamlEndErr
 
-syn match    ocamlModTypeRestr "\<\w\(\w\|'\)*\(\.\w\(\w\|'\)*\)*\>" contained
+syn match    ocamlModTypeRestr "\<\w\(\w\|'\)*\( *\. *\w\(\w\|'\)*\)*\>" contained
 syn region   ocamlModTRWith start=":\s*("hs=s+1 end=")" contained contains=@ocamlAENoParen,ocamlWith
-syn match    ocamlWith "\<\(\u\(\w\|'\)*\.\)*\w\(\w\|'\)*\>" contained skipwhite skipempty nextgroup=ocamlWithRest
+syn match    ocamlWith "\<\(\u\(\w\|'\)* *\. *\)*\w\(\w\|'\)*\>" contained skipwhite skipempty nextgroup=ocamlWithRest
 syn region   ocamlWithRest start="[^)]" end=")"me=e-1 contained contains=ALLBUT,@ocamlContained
 
 " "struct"
@@ -150,7 +150,7 @@
 
 " "module type"
 syn region   ocamlKeyword start="\<module\>\s*\<type\>\(\s*\<of\>\)\=" matchgroup=ocamlModule end="\<\w\(\w\|'\)*\>" contains=ocamlComment skipwhite skipempty nextgroup=ocamlMTDef
-syn match    ocamlMTDef "=\s*\w\(\w\|'\)*\>"hs=s+1,me=s
+syn match    ocamlMTDef "=\s*\w\(\w\|'\)*\>"hs=s+1,me=s+1 skipwhite skipempty nextgroup=ocamlFullMod
 
 syn keyword  ocamlKeyword  and as assert class
 syn keyword  ocamlKeyword  constraint else
@@ -188,13 +188,13 @@
 syn match    ocamlConstructor  "`\w\(\w\|'\)*\>"
 
 " Module prefix
-syn match    ocamlModPath      "\u\(\w\|'\)*\."he=e-1
+syn match    ocamlModPath      "\u\(\w\|'\)* *\."he=e-1
 
 syn match    ocamlCharacter    "'\\\d\d\d'\|'\\[\'ntbr]'\|'.'"
 syn match    ocamlCharacter    "'\\x\x\x'"
 syn match    ocamlCharErr      "'\\\d\d'\|'\\\d'"
 syn match    ocamlCharErr      "'\\[^\'ntbr]'"
-syn region   ocamlString       start=+"+ skip=+\\\\\|\\"+ end=+"+
+syn region   ocamlString       start=+"+ skip=+\\\\\|\\"+ end=+"+ contains=@Spell
 
 syn match    ocamlFunDef       "->"
 syn match    ocamlRefAssign    ":="