diff --git a/README.md b/README.md
index dbf3e5f..ea66f72 100644
--- a/README.md
+++ b/README.md
@@ -20,6 +20,7 @@ SERVER_ADDR=dns:localhost:5230
 BOT_TOKEN=your_telegram_bot_token
 BOT_PROXY_ADDR=https://api.your_proxy_addr.com
 ALLOWED_USERNAMES=user1,user2,user3
+# APPEND_TEXT=#unchecked_content
 ```
 
 ### Configuration Options
@@ -28,6 +29,7 @@ ALLOWED_USERNAMES=user1,user2,user3
 - `BOT_TOKEN`: Your Telegram bot token
 - `BOT_PROXY_ADDR`: Optional proxy address for Telegram API (leave empty if not needed)
 - `ALLOWED_USERNAMES`: Optional comma-separated list of allowed usernames (without @ symbol)
+- `APPEND_TEXT`: If set, a text to be appended to the user input text (like #unchecked)
 
 ### Username Restrictions
 
diff --git a/config.go b/config.go
index 3a344db..b187f18 100644
--- a/config.go
+++ b/config.go
@@ -15,6 +15,7 @@ type Config struct {
 	BotProxyAddr     string `env:"BOT_PROXY_ADDR"`
 	Data             string `env:"DATA"`
 	AllowedUsernames string `env:"ALLOWED_USERNAMES"`
+	AppendText       string `env:"APPEND_TEXT"`
 }
 
 func getConfigFromEnv() (*Config, error) {
diff --git a/memogram.go b/memogram.go
index dc3eaf8..72239a4 100644
--- a/memogram.go
+++ b/memogram.go
@@ -106,6 +106,10 @@ func (s *Service) Start(ctx context.Context) {
 }
 
 func (s *Service) createMemo(ctx context.Context, content string) (*v1pb.Memo, error) {
+	if s.config.AppendText != "" {
+		content += "\n" + s.config.AppendText
+	}
+
 	memo, err := s.client.MemoService.CreateMemo(ctx, &v1pb.CreateMemoRequest{
 		Memo: &v1pb.Memo{
 			Content: content,