diff --git a/contrib/pgstattuple/pgstattuple.sql.in b/contrib/pgstattuple/pgstattuple.sql.in
index d3370fb830cda48588ef3ef7d97004e92a91bb2c..7ac7b6c11cd04e00f2175dbc1a8efc8268ba7a7b 100644
--- a/contrib/pgstattuple/pgstattuple.sql.in
+++ b/contrib/pgstattuple/pgstattuple.sql.in
@@ -14,3 +14,4 @@ CREATE TYPE pgstattuple_type AS (
 CREATE OR REPLACE FUNCTION pgstattuple(text) RETURNS pgstattuple_type
   AS 'MODULE_PATHNAME', 'pgstattuple'
   LANGUAGE 'c' WITH (isstrict);
+GRANT EXECUTE ON FUNCTION pgstattuple(text) TO PUBLIC;