diff --git a/lib/Simba/CA.pm b/lib/Simba/CA.pm
index 2207277..b3e3505 100644
--- a/lib/Simba/CA.pm
+++ b/lib/Simba/CA.pm
@@ -552,6 +552,7 @@ sub flush_insert_instances {
                   );
         $dbh->do($cmd);
     }
+    $dbh->commit();
     $self->{caches}{insert_instances} = [];
 }