diff --git a/runtime/syntax/ada.vim b/runtime/syntax/ada.vim
index f317700..8d76fb8 100644
--- a/runtime/syntax/ada.vim
+++ b/runtime/syntax/ada.vim
@@ -9,9 +9,9 @@
 " Contributors: Preben Randhol.
 "      $Author$
 "	 $Date$
-"      Version: 4.2
+"      Version: 4.6
 "    $Revision$
-"     $HeadURL: https://svn.sourceforge.net/svnroot/gnuada/trunk/tools/vim/syntax/ada.vim $
+"     $HeadURL: https://gnuada.svn.sourceforge.net/svnroot/gnuada/trunk/tools/vim/syntax/ada.vim $
 "		http://www.dwheeler.com/vim
 "      History: 24.05.2006 MK Unified Headers
 "		26.05.2006 MK ' should not be in iskeyword.
@@ -38,8 +38,6 @@
 " Section: Ada is entirely case-insensitive. {{{1
 "
 syntax   case ignore
-setlocal nosmartcase
-setlocal ignorecase
 
 " Section: Highlighting commands {{{1
 "
@@ -98,7 +96,8 @@
 "
 if exists("g:ada_rainbow_color")
     syntax match	adaSpecial	 "[:;.,]"
-    runtime plugin/Rainbow_Parenthsis.vim
+    call rainbow_parenthsis#LoadRound ()
+    call rainbow_parenthsis#Activate ()
 else
     syntax match	adaSpecial	 "[:;().,]"
 endif
@@ -159,7 +158,7 @@
 " Section: end {{{1
 " Unless special ("end loop", "end if", etc.), "end" marks the end of a
 " begin, package, task etc. Assiging it to adaEnd.
-syntax match    adaEnd	"\<end\>"
+syntax match    adaEnd	/\<end\>/
 
 syntax keyword  adaPreproc		 pragma
 
@@ -346,9 +345,6 @@
 endif
 
 
-" Section: formatoptions {{{1
-"
-setlocal formatoptions+=ron
 
 " Section: sync {{{1
 "