diff --git a/server/ladder_service/ladder_service.py b/server/ladder_service/ladder_service.py
index 187bbceb8..e69fccca0 100644
--- a/server/ladder_service/ladder_service.py
+++ b/server/ladder_service/ladder_service.py
@@ -640,7 +640,6 @@ def make_game_options(player: Player) -> GameLaunchOptions:
                     team=game.get_player_option(player.id, "Team"),
                     faction=game.get_player_option(player.id, "Faction"),
                     map_position=game.get_player_option(player.id, "StartSpot"),
-                    map_pool_map_version_id=game_map.map_pool_map_version_id
                 )
 
             await self.launch_match(game, host, all_guests, make_game_options)
diff --git a/server/types.py b/server/types.py
index eb0abf5ab..eb82803b4 100644
--- a/server/types.py
+++ b/server/types.py
@@ -29,7 +29,6 @@ class GameLaunchOptions(NamedTuple):
     expected_players: Optional[int] = None
     map_position: Optional[int] = None
     game_options: Optional[dict[str, Any]] = None
-    map_pool_map_version_id: Optional[int] = None
 
 
 class MatchmakerQueueMapPoolVetoData(NamedTuple):
diff --git a/tests/integration_tests/test_matchmaker.py b/tests/integration_tests/test_matchmaker.py
index e5b358d95..b63e9a95e 100644
--- a/tests/integration_tests/test_matchmaker.py
+++ b/tests/integration_tests/test_matchmaker.py
@@ -45,8 +45,6 @@ async def test_game_launch_message(lobby_server):
 
     assert "scmp_015" in msg1["mapname"]
     del msg1["mapname"]
-    mpmv_id = msg1["map_pool_map_version_id"]
-    assert mpmv_id in [1, 2, 3]
     assert msg1 == {
         "command": "game_launch",
         "args": ["/numgames", 0],
@@ -60,7 +58,6 @@ async def test_game_launch_message(lobby_server):
         "faction": 1,
         "expected_players": 2,
         "map_position": 1,
-        "map_pool_map_version_id": mpmv_id
     }
 
 
diff --git a/tests/integration_tests/test_matchmaker_vetoes.py b/tests/integration_tests/test_matchmaker_vetoes.py
index 822ce2712..13d558b41 100644
--- a/tests/integration_tests/test_matchmaker_vetoes.py
+++ b/tests/integration_tests/test_matchmaker_vetoes.py
@@ -10,6 +10,23 @@
 )
 
 
+async def test_used_pools_have_some_maps_and_all_map_names_are_unique(ladder_service):
+    used_map_pools = {}
+    for queue in ladder_service.queues.values():
+        for mq_map_pool in queue.map_pools.values():
+            pool_id = mq_map_pool.map_pool.id
+            if pool_id in [1, 2, 3]:
+                used_map_pools[pool_id] = mq_map_pool
+
+    assert len(used_map_pools) == 3
+
+    for mq_map_pool in used_map_pools.values():
+        maps = list(mq_map_pool.map_pool.maps.values())
+        folder_names = [m.folder_name for m in maps if hasattr(m, "folder_name")]
+        assert len(folder_names) > 0, f"Pool {mq_map_pool.map_pool.id} has no regular maps"
+        assert len(folder_names) == len(set(folder_names)), f"Pool {mq_map_pool.map_pool.id} has duplicate map names: {folder_names}"
+
+
 async def test_vetoes_are_assigned_to_player_with_adjusting(lobby_server, player_service):
     async def test_vetoes(proto, vetoes, expected_vetoes):
         await proto.send_message({
@@ -51,8 +68,7 @@ async def test_if_veto_bans_working(lobby_server, mocker):
 
         msg1 = await client_response(proto1)
 
-        chosen_map_pool_version_id = msg1["map_pool_map_version_id"]
-        assert chosen_map_pool_version_id == 3
+        assert msg1["mapname"] == "scmp_015.v0003"
 
         await end_game_as_draw([proto1, proto2], msg1["uid"])
 
@@ -75,8 +91,7 @@ async def test_dynamic_max_tokens_per_map(lobby_server, mocker):
 
         msg1 = await client_response(proto1)
 
-        chosen_map_pool_version_id = msg1["map_pool_map_version_id"]
-        assert chosen_map_pool_version_id == 8
+        assert msg1["mapname"] == "scmp_015.v0003"
         await end_game_as_draw([proto1, proto2], msg1["uid"])
 
 
@@ -99,12 +114,12 @@ async def test_partial_vetoes(lobby_server, mocker):
 
         msg1 = await client_response(proto1)
 
-        chosen_map_pool_version_id = msg1["map_pool_map_version_id"]
-        chosen_maps.add(chosen_map_pool_version_id)
-        assert chosen_map_pool_version_id in [10, 11], f"Expected map 10 or 11, got {chosen_map_pool_version_id}"
+        chosen_mapname = msg1["mapname"]
+        chosen_maps.add(chosen_mapname)
+        assert chosen_mapname in ["scmp_002", "scmp_003"], f"Expected scmp_002 or scmp_003, got {chosen_mapname}"
         await end_game_as_draw([proto1, proto2], msg1["uid"])
 
-    assert chosen_maps == {10, 11}, f"Expected games on both maps 10 and 11, got {chosen_maps}"
+    assert chosen_maps == {"scmp_002", "scmp_003"}, f"Expected games on both scmp_002 and scmp_003, got {chosen_maps}"
 
 
 @fast_forward(120)
@@ -130,8 +145,7 @@ async def test_vetoes_tmm(lobby_server, mocker):
             await read_until_command(proto, "match_found", timeout=30)
 
         msg1 = await client_response(players[0])
-        chosen_map_pool_version_id = msg1["map_pool_map_version_id"]
-        assert chosen_map_pool_version_id == 10
+        assert msg1["mapname"] == "scmp_002"
         await end_game_as_draw(players, msg1["uid"])