diff --git a/src/backend/commands/user.c b/src/backend/commands/user.c
index c8c0dd0dd5..aa69821be4 100644
--- a/src/backend/commands/user.c
+++ b/src/backend/commands/user.c
@@ -1259,18 +1259,7 @@ GrantRole(GrantRoleStmt *stmt)
 	ListCell   *item;
 
 	if (stmt->grantor)
-	{
 		grantor = get_rolespec_oid(stmt->grantor, false);
-
-		/*
-		 * Currently, this clause is only for SQL compatibility, not very
-		 * interesting otherwise.
-		 */
-		if (grantor != GetUserId())
-			ereport(ERROR,
-					(errcode(ERRCODE_FEATURE_NOT_SUPPORTED),
-					 errmsg("grantor must be current user")));
-	}
 	else
 		grantor = GetUserId();
 
diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 3d4dd43e47..2a319eecda 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -7284,7 +7284,6 @@ RevokeRoleStmt:
 					n->admin_opt = false;
 					n->granted_roles = $2;
 					n->grantee_roles = $4;
-					n->grantor = $5;
 					n->behavior = $6;
 					$$ = (Node*)n;
 				}
@@ -7295,7 +7294,6 @@ RevokeRoleStmt:
 					n->admin_opt = true;
 					n->granted_roles = $5;
 					n->grantee_roles = $7;
-					n->grantor = $8;
 					n->behavior = $9;
 					$$ = (Node*)n;
 				}
diff --git a/src/test/regress/expected/privileges.out b/src/test/regress/expected/privileges.out
index 0bc79be03d..291e21d7a6 100644
--- a/src/test/regress/expected/privileges.out
+++ b/src/test/regress/expected/privileges.out
@@ -69,9 +69,7 @@ ALTER FUNCTION leak(integer,integer) OWNER TO regress_priv_user1;
 -- test owner privileges
 GRANT regress_priv_role TO regress_priv_user1 WITH ADMIN OPTION GRANTED BY CURRENT_ROLE;
 REVOKE ADMIN OPTION FOR regress_priv_role FROM regress_priv_user1 GRANTED BY foo; -- error
-ERROR:  role "foo" does not exist
 REVOKE ADMIN OPTION FOR regress_priv_role FROM regress_priv_user1 GRANTED BY regress_priv_user2; -- error
-ERROR:  grantor must be current user
 REVOKE ADMIN OPTION FOR regress_priv_role FROM regress_priv_user1 GRANTED BY CURRENT_USER;
 REVOKE regress_priv_role FROM regress_priv_user1 GRANTED BY CURRENT_ROLE;
 DROP ROLE regress_priv_role;