diff --git a/src/client/response.rs b/src/client/response.rs
index b69ea95..a273575 100644
--- a/src/client/response.rs
+++ b/src/client/response.rs
@@ -33,14 +33,17 @@ impl<IO: AsyncReadExt + Unpin> Response<IO> {
     ///
     /// # Examples
     /// ```
+    /// # async fn req(client: tokio_gemini::Client) -> Result<(), tokio_gemini::LibError> {
     /// match client.request("gemini://dc09.ru").await?.ensure_ok() {
-    ///     Ok(resp) => {
+    ///     Ok(mut resp) => {
     ///         println!("{}", resp.text().await?);
     ///     }
     ///     Err(resp) => {
     ///         println!("{}", resp.message());
     ///     }
     /// }
+    /// # Ok(())
+    /// # }
     /// ```
     pub fn ensure_ok(self) -> Result<Self, Self> {
         if self.status.reply_type() == ReplyType::Success {