diff --git a/sql/pgsodium--3.1.2--3.1.3.sql b/sql/pgsodium--3.1.2--3.1.3.sql
new file mode 100644
index 0000000..b1e0cfc
--- /dev/null
+++ b/sql/pgsodium--3.1.2--3.1.3.sql
@@ -0,0 +1,18 @@
+
+CREATE OR REPLACE FUNCTION pgsodium.trg_mask_update()
+RETURNS EVENT_TRIGGER AS
+$$
+DECLARE
+  r record;
+BEGIN
+  IF (select bool_or(in_extension) FROM pg_event_trigger_ddl_commands()) THEN
+    RAISE NOTICE 'skipping pgsodium mask regeneration in extension';
+	RETURN;
+  END IF;
+  PERFORM @extschema@.update_masks();
+END
+$$
+  LANGUAGE plpgsql
+  SET search_path=''
+;
+