diff --git a/Cargo.toml b/Cargo.toml
index 7f769f9..01a12fc 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "kutt"
-version = "0.0.1"
+version = "0.0.2"
 authors = ["mahdi <mahdi.robatipoor@gmail.com>"]
 edition = "2018"
 description = "command line tool for kutt.it service"
diff --git a/README.md b/README.md
index 94a3e77..e5ada51 100644
--- a/README.md
+++ b/README.md
@@ -28,12 +28,24 @@ OPTIONS:
     -p, --password <PASSWORD>    Set a password
     -t, --target-url <URL>       Set a url
 ```
+## set apikey
+```sh
+kutt --login your-api-key
+# or
+export KUTT_API_KEY="your-api-key"
+```
+## example 
+```sh
+kutt --target-url https://github.com/ --custom-url your-domain
+# or
+echo "https://github.com/" | kutt -c your-domain
+```
 
 ## How to use crate
 ```sh
 cargo add kutt
 ```
-```rs
+```rust
 extern crate dotenv;
 extern crate kutt;
 
diff --git a/src/api.rs b/src/api.rs
index 5d2ce2e..e300b68 100644
--- a/src/api.rs
+++ b/src/api.rs
@@ -79,7 +79,6 @@ impl Kutt {
                 eprintln!("{}", e);
                 Error::ParseJsonError
             })?;
-        println!("{:#?}", response);
         Ok(response.short_url)
     }
     pub fn delete_link(short_link: &str) -> Result {
diff --git a/src/constants.rs b/src/constants.rs
index e4dd8f3..d3f299b 100644
--- a/src/constants.rs
+++ b/src/constants.rs
@@ -10,5 +10,6 @@ pub const API_KEY_FILE_NAME: &str = ".kutt-api-key.txt";
 pub const API_KEY_FILE_NAME: &str = "kutt-api-key.txt";
 lazy_static! {
     pub static ref PATH_FILE_API_KEY: PathBuf = home_dir().unwrap().join(API_KEY_FILE_NAME);
-    pub static ref KUTT_API_KEY: String = ApiKey::get().unwrap();
+    pub static ref KUTT_API_KEY: String = ApiKey::get()
+        .expect("you need to login with your api-key or set KUTT_API_KEY environment variable !");
 }
diff --git a/src/main.rs b/src/main.rs
index 1154117..31991eb 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -63,10 +63,23 @@ fn main() {
         return;
     }
     match read_from_stdin() {
-        Ok(link) => match Kutt::target_url(link.as_str()).reuse().create_short_link() {
-            Ok(o) => println!("{}", o),
-            Err(e) => fatal!(e),
-        },
+        Ok(link) => {
+            if app.custom_url.is_some() {
+                match Kutt::target_url(link.as_str())
+                    .reuse()
+                    .custom_url(app.custom_url.unwrap())
+                    .create_short_link()
+                {
+                    Ok(o) => println!("{}", o),
+                    Err(e) => fatal!(e),
+                }
+            } else {
+                match Kutt::target_url(link.as_str()).reuse().create_short_link() {
+                    Ok(o) => println!("{}", o),
+                    Err(e) => fatal!(e),
+                }
+            }
+        }
         Err(e) => fatal!(e),
     }
 }