diff --git a/lib/private/Share20/DefaultShareProvider.php b/lib/private/Share20/DefaultShareProvider.php
index 459a409d3c..6f3741f5ae 100644
--- a/lib/private/Share20/DefaultShareProvider.php
+++ b/lib/private/Share20/DefaultShareProvider.php
@@ -1117,7 +1117,7 @@ class DefaultShareProvider implements IShareProvider {
 				$gid = $row['share_with'];
 				$group = $this->groupManager->get($gid);
 
-				if ($gid === null) {
+				if ($group === null) {
 					continue;
 				}