diff --git a/store/seed/10001_schema.sql b/store/migration/10001__schema.sql
similarity index 89%
rename from store/seed/10001_schema.sql
rename to store/migration/10001__schema.sql
index a450ac4b..0234b942 100644
--- a/store/seed/10001_schema.sql
+++ b/store/migration/10001__schema.sql
@@ -1,3 +1,8 @@
+DROP TABLE IF EXISTS `memo`;
+DROP TABLE IF EXISTS `shortcut`;
+DROP TABLE IF EXISTS `resource`;
+DROP TABLE IF EXISTS `user`;
+
 -- user
 CREATE TABLE user (
   id INTEGER PRIMARY KEY AUTOINCREMENT,
@@ -115,25 +120,3 @@ SET
 WHERE
   rowid = old.rowid;
 END;
-
-
-INSERT INTO 
-  user (
-    `id`, 
-    `name`, 
-    `open_id`,
-    `password_hash`
-  )
-VALUES
-  (
-    1, 
-    'guest', 
-    'guest_open_id',
-    -- "secret"
-    '$2a$14$ajq8Q7fbtFRQvXpdCq7Jcuy.Rx1h/L4J60Otx.gyNLbAYctGMJ9tK'
-  );
-
-INSERT INTO memo
-  (`content`, `creator_id`)
-VALUES
-  ('👋 Welcome to memos', 1);
diff --git a/store/seed/10000__reset.sql b/store/seed/10000__reset.sql
new file mode 100644
index 00000000..e1672d3a
--- /dev/null
+++ b/store/seed/10000__reset.sql
@@ -0,0 +1,4 @@
+DELETE FROM resource;
+DELETE FROM shortcut;
+DELETE FROM memo;
+DELETE FROM user;
diff --git a/store/seed/10000_reset.sql b/store/seed/10000_reset.sql
deleted file mode 100644
index d5eb25b2..00000000
--- a/store/seed/10000_reset.sql
+++ /dev/null
@@ -1,4 +0,0 @@
-DROP TABLE IF EXISTS `memo`;
-DROP TABLE IF EXISTS `shortcut`;
-DROP TABLE IF EXISTS `resource`;
-DROP TABLE IF EXISTS `user`;
diff --git a/store/seed/10001__user.sql b/store/seed/10001__user.sql
new file mode 100644
index 00000000..94394e0e
--- /dev/null
+++ b/store/seed/10001__user.sql
@@ -0,0 +1,15 @@
+INSERT INTO 
+  user (
+    `id`, 
+    `name`, 
+    `open_id`,
+    `password_hash`
+  )
+VALUES
+  (
+    101, 
+    'guest', 
+    'guest_open_id',
+    -- "secret"
+    '$2a$14$ajq8Q7fbtFRQvXpdCq7Jcuy.Rx1h/L4J60Otx.gyNLbAYctGMJ9tK'
+  );
diff --git a/store/seed/10002__memo.sql b/store/seed/10002__memo.sql
new file mode 100644
index 00000000..7ef4f3d5
--- /dev/null
+++ b/store/seed/10002__memo.sql
@@ -0,0 +1,4 @@
+INSERT INTO memo
+  (`content`, `creator_id`)
+VALUES
+  ('👋 Welcome to memos', 101);
diff --git a/store/sqlite.go b/store/sqlite.go
index 8405c5b5..4b01077a 100644
--- a/store/sqlite.go
+++ b/store/sqlite.go
@@ -11,6 +11,9 @@ import (
 	_ "github.com/mattn/go-sqlite3"
 )
 
+//go:embed migration
+var migrationFS embed.FS
+
 //go:embed seed
 var seedFS embed.FS
 
@@ -44,7 +47,10 @@ func (db *DB) Open() (err error) {
 	}
 
 	if db.mode == "dev" {
-		// If mode is dev, then we will seed the database.
+		// If mode is dev, then we will migrate and seed the database.
+		if err := db.migrate(); err != nil {
+			return fmt.Errorf("failed to migrate: %w", err)
+		}
 		if err := db.seed(); err != nil {
 			return fmt.Errorf("failed to seed: %w", err)
 		}
@@ -53,6 +59,23 @@ func (db *DB) Open() (err error) {
 	return err
 }
 
+func (db *DB) migrate() error {
+	filenames, err := fs.Glob(migrationFS, fmt.Sprintf("%s/*.sql", "migration"))
+	if err != nil {
+		return err
+	}
+
+	sort.Strings(filenames)
+
+	// Loop over all migration files and execute them in order.
+	for _, filename := range filenames {
+		if err := db.executeFile(migrationFS, filename); err != nil {
+			return fmt.Errorf("migrate error: name=%q err=%w", filename, err)
+		}
+	}
+	return nil
+}
+
 func (db *DB) seed() error {
 	filenames, err := fs.Glob(seedFS, fmt.Sprintf("%s/*.sql", "seed"))
 	if err != nil {
@@ -63,23 +86,23 @@ func (db *DB) seed() error {
 
 	// Loop over all seed files and execute them in order.
 	for _, filename := range filenames {
-		if err := db.seedFile(filename); err != nil {
+		if err := db.executeFile(seedFS, filename); err != nil {
 			return fmt.Errorf("seed error: name=%q err=%w", filename, err)
 		}
 	}
 	return nil
 }
 
-// seedFile runs a single seed file within a transaction.
-func (db *DB) seedFile(name string) error {
+// executeFile runs a single seed file within a transaction.
+func (db *DB) executeFile(FS embed.FS, name string) error {
 	tx, err := db.Db.Begin()
 	if err != nil {
 		return err
 	}
 	defer tx.Rollback()
 
-	// Read and execute migration file.
-	if buf, err := fs.ReadFile(seedFS, name); err != nil {
+	// Read and execute SQL file.
+	if buf, err := fs.ReadFile(FS, name); err != nil {
 		return err
 	} else if _, err := tx.Exec(string(buf)); err != nil {
 		return err