diff --git a/src/test/modules/test_pg_dump/expected/test_pg_dump.out b/src/test/modules/test_pg_dump/expected/test_pg_dump.out
index dc493e5be2..dd1a238964 100644
--- a/src/test/modules/test_pg_dump/expected/test_pg_dump.out
+++ b/src/test/modules/test_pg_dump/expected/test_pg_dump.out
@@ -70,7 +70,7 @@ SELECT s.obj,
     ELSE a.grantee::regrole::name END,
   a.privilege_type, a.is_grantable
 FROM
-  (SELECT pg_describe_object(classoid,objoid,objsubid) AS obj, initprivs
+  (SELECT pg_describe_object(classoid,objoid,objsubid) COLLATE "C" AS obj, initprivs
    FROM pg_init_privs WHERE privtype = 'e' ORDER BY 1) s,
   aclexplode(s.initprivs) a;
                         obj                         | grantor  |        grantee         | privilege_type | is_grantable 
@@ -207,7 +207,7 @@ SELECT s.obj,
     ELSE a.grantee::regrole::name END,
   a.privilege_type, a.is_grantable
 FROM
-  (SELECT pg_describe_object(classoid,objoid,objsubid) AS obj, initprivs
+  (SELECT pg_describe_object(classoid,objoid,objsubid) COLLATE "C" AS obj, initprivs
    FROM pg_init_privs WHERE privtype = 'e' ORDER BY 1) s,
   aclexplode(s.initprivs) a;
                         obj                         | grantor  |      grantee      | privilege_type | is_grantable 
diff --git a/src/test/modules/test_pg_dump/sql/test_pg_dump.sql b/src/test/modules/test_pg_dump/sql/test_pg_dump.sql
index 48e99bb5cc..de572adfed 100644
--- a/src/test/modules/test_pg_dump/sql/test_pg_dump.sql
+++ b/src/test/modules/test_pg_dump/sql/test_pg_dump.sql
@@ -83,7 +83,7 @@ SELECT s.obj,
     ELSE a.grantee::regrole::name END,
   a.privilege_type, a.is_grantable
 FROM
-  (SELECT pg_describe_object(classoid,objoid,objsubid) AS obj, initprivs
+  (SELECT pg_describe_object(classoid,objoid,objsubid) COLLATE "C" AS obj, initprivs
    FROM pg_init_privs WHERE privtype = 'e' ORDER BY 1) s,
   aclexplode(s.initprivs) a;
 SELECT pg_describe_object(classid,objid,objsubid) AS obj,
@@ -135,7 +135,7 @@ SELECT s.obj,
     ELSE a.grantee::regrole::name END,
   a.privilege_type, a.is_grantable
 FROM
-  (SELECT pg_describe_object(classoid,objoid,objsubid) AS obj, initprivs
+  (SELECT pg_describe_object(classoid,objoid,objsubid) COLLATE "C" AS obj, initprivs
    FROM pg_init_privs WHERE privtype = 'e' ORDER BY 1) s,
   aclexplode(s.initprivs) a;
 SELECT pg_describe_object(classid,objid,objsubid) AS obj,