diff --git a/README.md b/README.md
index 1420b30..765230a 100755
--- a/README.md
+++ b/README.md
@@ -61,13 +61,13 @@ To enable the bot to start automatically on system boot and run in the backgroun
 
    Edit the service file:
    ```bash
-   nano /etc/systemd/system/telegram-bot.service
+   sudo nano /etc/systemd/system/telegram-bot.service
    ```
 
    Adjust the following parameters:
-   - `WorkingDirectory`
-   - `ExecStart`
-   - `User`
+   - WorkingDirectory
+   - ExecStart
+   - User
 
 3. Enable and start the service:
 
diff --git a/go.mod b/go.mod
index 8f2ee83..db4f838 100755
--- a/go.mod
+++ b/go.mod
@@ -4,8 +4,7 @@ go 1.23
 
 require (
 	github.com/go-telegram/bot v1.9.1
-	github.com/joho/godotenv v1.5.1
-	github.com/liushuangls/go-anthropic/v2 v2.8.1
+	github.com/liushuangls/go-anthropic/v2 v2.8.2
 	golang.org/x/time v0.7.0
 	gorm.io/driver/sqlite v1.5.6
 	gorm.io/gorm v1.25.12
diff --git a/go.sum b/go.sum
index f0e2490..da0e112 100755
--- a/go.sum
+++ b/go.sum
@@ -4,10 +4,8 @@ github.com/jinzhu/inflection v1.0.0 h1:K317FqzuhWc8YvSVlFMCCUb36O/S9MCKRDI7QkRKD
 github.com/jinzhu/inflection v1.0.0/go.mod h1:h+uFLlag+Qp1Va5pdKtLDYj+kHp5pxUVkryuEj+Srlc=
 github.com/jinzhu/now v1.1.5 h1:/o9tlHleP7gOFmsnYNz3RGnqzefHA47wQpKrrdTIwXQ=
 github.com/jinzhu/now v1.1.5/go.mod h1:d3SSVoowX0Lcu0IBviAWJpolVfI5UJVZZ7cO71lE/z8=
-github.com/joho/godotenv v1.5.1 h1:7eLL/+HRGLY0ldzfGMeQkb7vMd0as4CfYvUVzLqw0N0=
-github.com/joho/godotenv v1.5.1/go.mod h1:f4LDr5Voq0i2e/R5DDNOoa2zzDfwtkZa6DnEwAbqwq4=
-github.com/liushuangls/go-anthropic/v2 v2.8.1 h1:pxFl88IgkG7e8Z1XwOYu48LcmEN0+6UdO58HF9altw0=
-github.com/liushuangls/go-anthropic/v2 v2.8.1/go.mod h1:8BKv/fkeTaL5R9R9bGkaknYBueyw2WxY20o7bImbOek=
+github.com/liushuangls/go-anthropic/v2 v2.8.2 h1:PbR9oQF3JDnU/hmbbQI+3tkCqNtdaw4K6S0YfzByl9I=
+github.com/liushuangls/go-anthropic/v2 v2.8.2/go.mod h1:8BKv/fkeTaL5R9R9bGkaknYBueyw2WxY20o7bImbOek=
 github.com/mattn/go-sqlite3 v1.14.24 h1:tpSp2G2KyMnnQu99ngJ47EIkWVmliIizyZBfPrBWDRM=
 github.com/mattn/go-sqlite3 v1.14.24/go.mod h1:Uh1q+B4BYcTPb+yiD3kU8Ct7aC0hY9fxUwlHK0RXw+Y=
 golang.org/x/text v0.19.0 h1:kTxAhCbGbxhK0IwgSKiMO5awPoDQ0RpfiVYBfK860YM=