diff --git a/docs/changelog/7.x.x.txt b/docs/changelog/7.x.x.txt
index f99a05480..8ce8724c5 100644
--- a/docs/changelog/7.x.x.txt
+++ b/docs/changelog/7.x.x.txt
@@ -5,6 +5,7 @@
  - fixed #11311: Search object and modifiers
  - fixed #11314: hover help clarity
  - fixed #11317: wrong error message in AssetProxy
+ - fixed #11318: searching in a collaborationsystem
 
 7.8.8
  - fixed #11289: Gallery with pending version tag causes search engine indexer to puke.
diff --git a/lib/WebGUI/Asset/Wobject/Collaboration.pm b/lib/WebGUI/Asset/Wobject/Collaboration.pm
index 717057eba..8b4ae34e8 100644
--- a/lib/WebGUI/Asset/Wobject/Collaboration.pm
+++ b/lib/WebGUI/Asset/Wobject/Collaboration.pm
@@ -130,7 +130,7 @@ sub appendPostListTemplateVars {
 			if ($self->get("displayLastReply")) {
 				my $lastPost = $post->getLastPost();
 				%lastReply = (
-					"lastReply.url"                 => $lastPost->getUrl.'#'.$lastPost->getId,
+					"lastReply.url"                 => $lastPost->getUrl.'#id'.$lastPost->getId,
                     "lastReply.title"               => $lastPost->get("title"),
                     "lastReply.user.isVisitor"      => $lastPost->get("ownerUserId") eq "1",
                     "lastReply.username"            => $lastPost->get("username"),
@@ -142,12 +142,13 @@ sub appendPostListTemplateVars {
 			}
 			$hasRead = $post->isMarkedRead;
 		}
-		my $url;
-		if ($post->get("status") eq "pending") {
-			$url = $post->getUrl("revision=".$post->get("revisionDate"))."#".$post->getId;
-		} else {
-			$url = $post->getUrl."#".$post->getId;
-		}
+        my $url;
+        if ($post->get("status") eq "pending") {
+            $url = $post->getUrl("revision=".$post->get("revisionDate"))."#id".$post->getId;
+        }
+        else {
+            $url = $post->getUrl."#id".$post->getId;
+        }
 		my %postVars = (
 			%{$post->get},
             "id"                    => $post->getId,
diff --git a/t/Asset/Wobject/Collaboration/templateVariables.t b/t/Asset/Wobject/Collaboration/templateVariables.t
index a1065306a..10ff8a086 100644
--- a/t/Asset/Wobject/Collaboration/templateVariables.t
+++ b/t/Asset/Wobject/Collaboration/templateVariables.t
@@ -24,7 +24,7 @@ use WebGUI::Session;
 
 #----------------------------------------------------------------------------
 # Tests
-plan tests => 21;        # Increment this number for each test you create
+plan tests => 23;        # Increment this number for each test you create
 
 #----------------------------------------------------------------------------
 # Init
@@ -89,6 +89,8 @@ ok( !$posts->[0]->{'user.isVisitor'}, 'first post made by visitor');
 ok(  $posts->[0]->{'hideProfileUrl'}, 'hide profile url, and user is visitor');
 ok( !$posts->[0]->{'lastReply.user.isVisitor'}, 'lastReply not made by visitor');
 ok(  $posts->[0]->{'lastReply.hideProfileUrl'}, 'lastReply hide profile url, since user is visitor');
+is(  $posts->[0]->{'lastReply.url'}, $threads[1]->getUrl.'#id'.$threads[1]->getId, 'lastReply url has a query fragment prefixed by "id"');
+is(  $posts->[0]->{'url'}, $threads[1]->getUrl.'#id'.$threads[1]->getId, 'url has a query fragment prefixed by "id"');
 
 
 ###################################################################