diff --git a/backend/db/migrate/20260107034300_make_title_nullable_in_posts.rb b/backend/db/migrate/20260107034300_make_title_nullable_in_posts.rb
new file mode 100644
index 0000000..80e6858
--- /dev/null
+++ b/backend/db/migrate/20260107034300_make_title_nullable_in_posts.rb
@@ -0,0 +1,28 @@
+class MakeTitleNullableInPosts < ActiveRecord::Migration[7.0]
+  def up
+    change_column_null :posts, :title, true
+
+    execute <<~SQL
+      UPDATE
+        posts
+      SET
+        title = NULL
+      WHERE
+        title = ''
+    SQL
+  end
+
+  def down
+    execute <<~SQL
+      UPDATE
+        posts
+      SET
+        title = ''
+      WHERE
+        title IS NULL
+    SQL
+
+    change_column_null :posts, :title, false
+  end
+end
+
diff --git a/backend/db/schema.rb b/backend/db/schema.rb
index 697bd8f..94e40d6 100644
--- a/backend/db/schema.rb
+++ b/backend/db/schema.rb
@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema[8.0].define(version: 2025_12_30_143400) do
+ActiveRecord::Schema[8.0].define(version: 2026_01_07_034300) do
   create_table "active_storage_attachments", charset: "utf8mb4", collation: "utf8mb4_0900_ai_ci", force: :cascade do |t|
     t.string "name", null: false
     t.string "record_type", null: false
@@ -84,7 +84,7 @@ ActiveRecord::Schema[8.0].define(version: 2025_12_30_143400) do
   end
 
   create_table "posts", charset: "utf8mb4", collation: "utf8mb4_0900_ai_ci", force: :cascade do |t|
-    t.string "title", null: false
+    t.string "title"
     t.string "url", limit: 2000, null: false
     t.string "thumbnail_base", limit: 2000
     t.bigint "parent_id"