diff --git a/examples/heroku_ping_pong_bot/src/main.rs b/examples/heroku_ping_pong_bot/src/main.rs
index 2043ec49..653fc9f8 100644
--- a/examples/heroku_ping_pong_bot/src/main.rs
+++ b/examples/heroku_ping_pong_bot/src/main.rs
@@ -8,7 +8,7 @@ use tokio::sync::mpsc;
 use tokio_stream::wrappers::UnboundedReceiverStream;
 use warp::Filter;
 
-use reqwest::StatusCode;
+use reqwest::{StatusCode, Url};
 
 #[tokio::main]
 async fn main() {
@@ -30,7 +30,7 @@ pub async fn webhook(bot: AutoSend<Bot>) -> impl update_listeners::UpdateListene
     // Heroku host example .: "heroku-ping-pong-bot.herokuapp.com"
     let host = env::var("HOST").expect("have HOST env variable");
     let path = format!("bot{}", teloxide_token);
-    let url = format!("https://{}/{}", host, path);
+    let url = Url::parse(&format!("https://{}/{}", host, path)).unwrap();
 
     bot.set_webhook(url).await.expect("Cannot setup a webhook");
 
diff --git a/examples/ngrok_ping_pong_bot/src/main.rs b/examples/ngrok_ping_pong_bot/src/main.rs
index 8a35d5ad..c748e0c8 100644
--- a/examples/ngrok_ping_pong_bot/src/main.rs
+++ b/examples/ngrok_ping_pong_bot/src/main.rs
@@ -8,7 +8,7 @@ use tokio::sync::mpsc;
 use tokio_stream::wrappers::UnboundedReceiverStream;
 use warp::Filter;
 
-use reqwest::StatusCode;
+use reqwest::{StatusCode, Url};
 
 #[tokio::main]
 async fn main() {
@@ -21,9 +21,11 @@ async fn handle_rejection(error: warp::Rejection) -> Result<impl warp::Reply, In
 }
 
 pub async fn webhook(bot: AutoSend<Bot>) -> impl update_listeners::UpdateListener<Infallible> {
+    let url = Url::parse("Your HTTPS ngrok URL here. Get it by `ngrok http 80`").unwrap();
+
     // You might want to specify a self-signed certificate via .certificate
     // method on SetWebhook.
-    bot.set_webhook("Your HTTPS ngrok URL here. Get it by `ngrok http 80`")
+    bot.set_webhook(url)
         .await
         .expect("Cannot setup a webhook");