diff --git a/app/models/MultigroupPosters.php b/app/models/MultigroupPosters.php
index 8e32f3abc..45306f102 100644
--- a/app/models/MultigroupPosters.php
+++ b/app/models/MultigroupPosters.php
@@ -45,7 +45,7 @@ class MultigroupPosters extends \lithium\data\Model
 			$list[] = $poster->poster;
 		}
 
-		return implode("','", $list);
+		return implode(',', $list);
 	}
 }
 
diff --git a/nntmux/processing/ProcessReleasesMultiGroup.php b/nntmux/processing/ProcessReleasesMultiGroup.php
index d3c146401..7bbee46c7 100644
--- a/nntmux/processing/ProcessReleasesMultiGroup.php
+++ b/nntmux/processing/ProcessReleasesMultiGroup.php
@@ -118,7 +118,7 @@ class ProcessReleasesMultiGroup extends ProcessReleases
 	 */
 	public function createMGRNZBs($groupID)
 	{
-		$this->mgrFromNames = MultigroupPosters::commaSeparatedList();
+		$this->mgrFromNames = Utility::convertMultiArray(MultigroupPosters::find('all'), "','");
 
 		$releases = $this->pdo->queryDirect(
 			sprintf("