diff --git a/packages/common/src/data/Todo.ts b/packages/common/src/data/Todo.ts
index 7551ecb..d37e293 100644
--- a/packages/common/src/data/Todo.ts
+++ b/packages/common/src/data/Todo.ts
@@ -12,6 +12,8 @@ export class Todo extends Class<Todo>("Todo")({
     content:    S.String,
 
     due:        S.OptionFromSelf(S.DateFromSelf),
+    completed:  S.Boolean,
+
     createdAt:  S.DateFromSelf,
     updatedAt:  S.DateFromSelf,
 }) {}
diff --git a/packages/server/src/TodoRepository.ts b/packages/server/src/TodoRepository.ts
index 2799294..a211b1a 100644
--- a/packages/server/src/TodoRepository.ts
+++ b/packages/server/src/TodoRepository.ts
@@ -14,6 +14,7 @@ export const createDefaultTodos = TodoRepository.pipe(
                     title: "A test todo",
                     content: "Lorem ipsum",
                     due: Option.none(),
+                    completed: false,
                     createdAt: new Date(),
                     updatedAt: new Date(),
                 })