diff --git a/database/migrations/2026_09_14_000003_add_missing_foreign_key_constraints_to_user_id_columns.php b/database/migrations/2026_09_14_000003_add_missing_foreign_key_constraints_to_user_id_columns.php
new file mode 100644
index 00000000..ed23a4b7
--- /dev/null
+++ b/database/migrations/2026_09_14_000003_add_missing_foreign_key_constraints_to_user_id_columns.php
@@ -0,0 +1,58 @@
+<?php
+
+declare(strict_types=1);
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class() extends Migration {
+    /**
+     * Run the migrations.
+     */
+    public function up(): void {
+        Schema::table('user_verification_tokens', function (Blueprint $table) {
+            // update column type and add foreign key constraint
+            $table->foreignId('user_id')->change()
+                ->constrained()
+                ->restrictOnUpdate()
+                ->restrictOnDelete();
+        });
+
+        Schema::table('wiki_managers', function (Blueprint $table) {
+            // update column type and add foreign key constraint
+            $table->foreignId('user_id')->change()
+                ->constrained()
+                ->restrictOnUpdate()
+                ->restrictOnDelete();
+        });
+
+        Schema::table('wiki_notification_sent_records', function (Blueprint $table) {
+            // update column type and add foreign key constraint
+            $table->foreignId('user_id')->change()
+                ->constrained()
+                ->restrictOnUpdate()
+                ->restrictOnDelete();
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void {
+        Schema::table('user_verification_tokens', function (Blueprint $table) {
+            $table->dropForeign(['user_id']);
+            $table->integer('user_id')->change();
+        });
+
+        Schema::table('wiki_managers', function (Blueprint $table) {
+            $table->dropForeign(['user_id']);
+            $table->integer('user_id')->change();
+        });
+
+        Schema::table('wiki_notification_sent_records', function (Blueprint $table) {
+            $table->dropForeign(['user_id']);
+            $table->integer('user_id')->unsigned()->change();
+        });
+    }
+};