diff --git a/installer/data/mysql/atomicupdate/bug_34844.pl b/installer/data/mysql/atomicupdate/bug_34844.pl
new file mode 100755
index 0000000000..a483616508
--- /dev/null
+++ b/installer/data/mysql/atomicupdate/bug_34844.pl
@@ -0,0 +1,19 @@
+use Modern::Perl;
+
+return {
+    bug_number  => "34844",
+    description => "Add permission manage_item_editor_templates",
+    up          => sub {
+        my ($args) = @_;
+        my ( $dbh, $out ) = @$args{qw(dbh out)};
+
+        $dbh->do(
+            q{
+            INSERT IGNORE permissions (module_bit, code, description) VALUES
+            ( 9, 'manage_item_editor_templates', 'Update and delete item editor template owned by others')
+        }
+        );
+
+        say $out "Added new permission 'manage_item_editor_templates'";
+    },
+    }