diff --git a/InterwikiPlugin/data/System/InterwikiPlugin.txt b/InterwikiPlugin/data/System/InterwikiPlugin.txt
index efd84dc285..eeb30c682c 100644
--- a/InterwikiPlugin/data/System/InterwikiPlugin.txt
+++ b/InterwikiPlugin/data/System/InterwikiPlugin.txt
@@ -53,10 +53,11 @@ The =INTERWIKIPLUGIN_INTERLINKFORMAT= supports a number of formatting tokens:
 |  Version: | %$VERSION% |
 |  Release: | %$RELEASE% |
 |  Change History: | <!-- versions below in reverse order -->&nbsp; |
-|  10 Dec 2010: | Foswiki:Main.AndrewJones - Allow the =INTERWIKIPLUGIN_RULESTOPIC= to be a comma separated list. Implements Foswiki:Development/InheritWikiLinksTopics. |
+|  13 Dec 2010: | Foswiki:Main.AndrewJones - Fix inter-wiki's with paranthesis (Foswikitask:Item10151) |
+|  10 Dec 2010: | Foswiki:Main.AndrewJones - Allow the =INTERWIKIPLUGIN_RULESTOPIC= to be a comma separated list. Implements Foswiki:Development/InheritWikiLinksTopics |
 |  12 Jul 2010: | Foswiki:Main.AndrewJones - Check access controls on !InterWikis topic |
 |  10 Jul 2010: | =mod_perl= and =FastCGI= compatible |
-|  20 Sep 2009: | Version from 15 Apr now included with Foswiki 1.0.7. |
+|  20 Sep 2009: | Version from 15 Apr now included with Foswiki 1.0.7 |
 |  15 Apr 2009: | Foswiki:Main.CrawfordCurrie - removed plugin preferences from this topic |
 |  16 Dec 2008: | Foswiki:Main.KennethLavrsen - Foswiki version - no features changed |
 |  03 Aug 2008: | TWiki 4.2.1 release version |
diff --git a/InterwikiPlugin/lib/Foswiki/Plugins/InterwikiPlugin.pm b/InterwikiPlugin/lib/Foswiki/Plugins/InterwikiPlugin.pm
index fe3ceed5f0..d0ae10a70a 100644
--- a/InterwikiPlugin/lib/Foswiki/Plugins/InterwikiPlugin.pm
+++ b/InterwikiPlugin/lib/Foswiki/Plugins/InterwikiPlugin.pm
@@ -27,7 +27,7 @@ use Foswiki::Func    ();    # The plugins API
 use Foswiki::Plugins ();    # For the API version
 
 our $VERSION           = '$Rev$';
-our $RELEASE           = '10 Dec 2010';
+our $RELEASE           = '13 Dec 2010';
 our $NO_PREFS_IN_TOPIC = 1;
 our $SHORTDESCRIPTION =
 'Link !ExternalSite:Page text to external sites based on aliases defined in a rules topic';
@@ -56,7 +56,7 @@ sub initPlugin {
     %interSiteTable = ();
     $sitePattern    = "([$ua][$man]+)";
     $pagePattern =
-      "([${man}_\/][$man" . '"\'\.\/\+\_\,\&\;\:\=\!\?\%\#\@\-]*?)';
+      "([${man}_\/][$man" . '"\'\.\/\+\_\,\&\;\:\=\!\?\%\#\@\-\(\)]*?)';
 
     # Get plugin preferences from InterwikiPlugin topic
     $interLinkFormat =
@@ -113,7 +113,7 @@ s/(\[\[)$sitePattern:$pagePattern(\]\]|\]\[[^\]]+\]\])/_link($1,$2,$3,$4)/ge;
 
     # ref in text
     $_[0] =~
-s/(^|[\s\-\*\(])$sitePattern:$pagePattern(?=[\s\.\,\;\:\!\?\)\|]*(\s|$))/_link($1,$2,$3)/ge;
+s/(^|[\s\-\*\(])$sitePattern:$pagePattern(?=[\s\.\,\;\:\!\?\|]*(\s|$))/_link($1,$2,$3)/ge;
 
     return;
 }
diff --git a/InterwikiPlugin/test/unit/InterwikiPlugin/InterwikiPluginTests.pm b/InterwikiPlugin/test/unit/InterwikiPlugin/InterwikiPluginTests.pm
index 88ced59e93..c94754d8f8 100644
--- a/InterwikiPlugin/test/unit/InterwikiPlugin/InterwikiPluginTests.pm
+++ b/InterwikiPlugin/test/unit/InterwikiPlugin/InterwikiPluginTests.pm
@@ -179,4 +179,13 @@ HERE
     );
 }
 
+# http://foswiki.org/Tasks/Item10151
+sub test_link_with_parentheses {
+    my $this = shift;
+    $this->assert_html_equals(
+'<a class="interwikiLink" href="http://en.wikipedia.org/wiki/Fork_(software_development)" title="\'Fork_(software_development)\' on \'Wikipedia\'"><noautolink>Wikipedia:Fork_(software_development)</noautolink></a>',
+        Foswiki::Func::renderText( "Wikipedia:Fork_(software_development)", $this->{test_web} )
+    );
+}
+
 1;