diff --git a/internal/cmd/root.go b/internal/cmd/root.go
index e77d04d4..65cdd630 100644
--- a/internal/cmd/root.go
+++ b/internal/cmd/root.go
@@ -122,7 +122,7 @@ func openMySQLDatabase() (database.DB, error) {
 	dbName, _ := os.LookupEnv("SHIORI_MYSQL_NAME")
 	dbAddress, _ := os.LookupEnv("SHIORI_MYSQL_ADDRESS")
 
-	connString := fmt.Sprintf("%s:%s@%s/%s", user, password, dbAddress, dbName)
+	connString := fmt.Sprintf("%s:%s@%s/%s?charset=utf8mb4", user, password, dbAddress, dbName)
 	return database.OpenMySQLDatabase(connString)
 }
 
diff --git a/internal/database/mysql.go b/internal/database/mysql.go
index 6fb62256..3176396a 100644
--- a/internal/database/mysql.go
+++ b/internal/database/mysql.go
@@ -113,7 +113,7 @@ func (db *MySQLDatabase) SaveBookmarks(bookmarks ...model.Bookmark) (result []mo
 	stmtInsertBook, err := tx.Preparex(`INSERT INTO bookmark
 		(id, url, title, excerpt, author, public, content, html, modified)
 		VALUES(?, ?, ?, ?, ?, ?, ?, ?, ?)
-		ON DUPLICATE KEY UPDATE 
+		ON DUPLICATE KEY UPDATE
 		url      = VALUES(url),
 		title    = VALUES(title),
 		excerpt  = VALUES(excerpt),
@@ -241,7 +241,7 @@ func (db *MySQLDatabase) GetBookmarks(opts GetBookmarksOptions) ([]model.Bookmar
 	// Add where clause for search keyword
 	if opts.Keyword != "" {
 		query += ` AND (
-			url LIKE ? OR 
+			url LIKE ? OR
 			MATCH(title, excerpt, content) AGAINST (? IN BOOLEAN MODE)
 		)`
 
@@ -329,10 +329,10 @@ func (db *MySQLDatabase) GetBookmarks(opts GetBookmarksOptions) ([]model.Bookmar
 	}
 
 	// Fetch tags for each bookmarks
-	stmtGetTags, err := db.Preparex(`SELECT t.id, t.name 
-		FROM bookmark_tag bt 
+	stmtGetTags, err := db.Preparex(`SELECT t.id, t.name
+		FROM bookmark_tag bt
 		LEFT JOIN tag t ON bt.tag_id = t.id
-		WHERE bt.bookmark_id = ? 
+		WHERE bt.bookmark_id = ?
 		ORDER BY t.name`)
 	if err != nil {
 		return nil, fmt.Errorf("failed to prepare tag query: %v", err)
@@ -369,7 +369,7 @@ func (db *MySQLDatabase) GetBookmarksCount(opts GetBookmarksOptions) (int, error
 	// Add where clause for search keyword
 	if opts.Keyword != "" {
 		query += ` AND (
-			url LIKE ? OR 
+			url LIKE ? OR
 			MATCH(title, excerpt, content) AGAINST (? IN BOOLEAN MODE)
 		)`
 
@@ -497,7 +497,7 @@ func (db *MySQLDatabase) DeleteBookmarks(ids ...int) (err error) {
 func (db *MySQLDatabase) GetBookmark(id int, url string) (model.Bookmark, bool) {
 	args := []interface{}{id}
 	query := `SELECT
-		id, url, title, excerpt, author, public, 
+		id, url, title, excerpt, author, public,
 		content, html, modified, content <> '' has_content
 		FROM bookmark WHERE id = ?`
 
@@ -562,7 +562,7 @@ func (db *MySQLDatabase) GetAccounts(opts GetAccountsOptions) ([]model.Account,
 // Returns the account and boolean whether it's exist or not.
 func (db *MySQLDatabase) GetAccount(username string) (model.Account, bool) {
 	account := model.Account{}
-	db.Get(&account, `SELECT 
+	db.Get(&account, `SELECT
 		id, username, password, owner FROM account WHERE username = ?`,
 		username)
 
@@ -603,8 +603,8 @@ func (db *MySQLDatabase) DeleteAccounts(usernames ...string) (err error) {
 // GetTags fetch list of tags and their frequency.
 func (db *MySQLDatabase) GetTags() ([]model.Tag, error) {
 	tags := []model.Tag{}
-	query := `SELECT bt.tag_id id, t.name, COUNT(bt.tag_id) n_bookmarks 
-		FROM bookmark_tag bt 
+	query := `SELECT bt.tag_id id, t.name, COUNT(bt.tag_id) n_bookmarks
+		FROM bookmark_tag bt
 		LEFT JOIN tag t ON bt.tag_id = t.id
 		GROUP BY bt.tag_id ORDER BY t.name`