diff --git a/lib/data/db/tables/group_game_table.dart b/lib/data/db/tables/group_game_table.dart
index f70206f..6be12bc 100644
--- a/lib/data/db/tables/group_game_table.dart
+++ b/lib/data/db/tables/group_game_table.dart
@@ -3,8 +3,10 @@ import 'package:game_tracker/data/db/tables/group_table.dart';
 import 'package:game_tracker/data/db/tables/player_table.dart';
 
 class GroupGameTable extends Table {
-  TextColumn get groupId => text().references(PlayerTable, #id)();
-  TextColumn get gameId => text().references(GroupTable, #id)();
+  TextColumn get groupId =>
+      text().references(PlayerTable, #id, onDelete: KeyAction.cascade)();
+  TextColumn get gameId =>
+      text().references(GroupTable, #id, onDelete: KeyAction.cascade)();
 
   @override
   Set<Column<Object>> get primaryKey => {groupId, gameId};
diff --git a/lib/data/db/tables/player_game_table.dart b/lib/data/db/tables/player_game_table.dart
index 95ef4db..79b6df2 100644
--- a/lib/data/db/tables/player_game_table.dart
+++ b/lib/data/db/tables/player_game_table.dart
@@ -3,8 +3,10 @@ import 'package:game_tracker/data/db/tables/group_table.dart';
 import 'package:game_tracker/data/db/tables/player_table.dart';
 
 class PlayerGameTable extends Table {
-  TextColumn get playerId => text().references(PlayerTable, #id)();
-  TextColumn get gameId => text().references(GroupTable, #id)();
+  TextColumn get playerId =>
+      text().references(PlayerTable, #id, onDelete: KeyAction.cascade)();
+  TextColumn get gameId =>
+      text().references(GroupTable, #id, onDelete: KeyAction.cascade)();
 
   @override
   Set<Column<Object>> get primaryKey => {playerId, gameId};
diff --git a/lib/data/db/tables/player_group_table.dart b/lib/data/db/tables/player_group_table.dart
index 61e2ed8..da2521b 100644
--- a/lib/data/db/tables/player_group_table.dart
+++ b/lib/data/db/tables/player_group_table.dart
@@ -3,8 +3,10 @@ import 'package:game_tracker/data/db/tables/group_table.dart';
 import 'package:game_tracker/data/db/tables/player_table.dart';
 
 class PlayerGroupTable extends Table {
-  TextColumn get playerId => text().references(PlayerTable, #id)();
-  TextColumn get groupId => text().references(GroupTable, #id)();
+  TextColumn get playerId =>
+      text().references(PlayerTable, #id, onDelete: KeyAction.cascade)();
+  TextColumn get groupId =>
+      text().references(GroupTable, #id, onDelete: KeyAction.cascade)();
 
   @override
   Set<Column<Object>> get primaryKey => {playerId, groupId};