diff --git a/Cargo.toml b/Cargo.toml
index 37f3d3d..ad81416 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "tinify-rs"
-version = "1.4.0"
+version = "1.4.1"
 edition = "2021"
 description = "A Rust client for the Tinify API"
 authors = ["The tinify-rs Developers"]
diff --git a/README.md b/README.md
index 2f6ccfa..c237a08 100644
--- a/README.md
+++ b/README.md
@@ -40,14 +40,14 @@ Install the API client with Cargo. Add this to `Cargo.toml`:
 
 ```toml
 [dependencies]
-tinify-rs = "1.4.0"
+tinify-rs = "1.4.1"
 ```
 
 Using async client
 
 ```toml
 [dependencies]
-tinify-rs = { version = "1.4.0", features = ["async"] }
+tinify-rs = { version = "1.4.1", features = ["async"] }
 ```
 
 ## Usage
diff --git a/src/async_bin/client.rs b/src/async_bin/client.rs
index 34ad163..f4fa055 100644
--- a/src/async_bin/client.rs
+++ b/src/async_bin/client.rs
@@ -24,7 +24,6 @@ impl Client {
   {
     self.source.from_file(path).await
   }
-  
 
   /// Choose a buffer to compress.
   pub async fn from_buffer(self, buffer: &[u8]) -> Result<Source, TinifyError> {
diff --git a/src/async_bin/source.rs b/src/async_bin/source.rs
index 47f2eef..2aaf698 100644
--- a/src/async_bin/source.rs
+++ b/src/async_bin/source.rs
@@ -110,12 +110,11 @@ impl Source {
           serde_json::from_str(&compressed_image.text().await?)?;
         Err(TinifyError::ClientError { upstream })
       }
-      StatusCode::SERVICE_UNAVAILABLE => {
+      _ => {
         let upstream: Upstream =
           serde_json::from_str(&compressed_image.text().await?)?;
         Err(TinifyError::ServerError { upstream })
       }
-      _ => unreachable!(),
     }
   }
 
diff --git a/src/sync/source.rs b/src/sync/source.rs
index 19de791..974dd1c 100644
--- a/src/sync/source.rs
+++ b/src/sync/source.rs
@@ -106,12 +106,11 @@ impl Source {
           serde_json::from_str(&compressed_image.text()?)?;
         Err(TinifyError::ClientError { upstream })
       }
-      StatusCode::SERVICE_UNAVAILABLE => {
+      _ => {
         let upstream: Upstream =
           serde_json::from_str(&compressed_image.text()?)?;
         Err(TinifyError::ServerError { upstream })
       }
-      _ => unreachable!(),
     }
   }
 
@@ -207,7 +206,7 @@ impl Source {
       Err(TinifyError::ClientError { upstream })
     }
   }
-  
+
   /// Save the current compressed image to a file.
   pub fn to_file<P>(&mut self, path: P) -> Result<(), TinifyError>
   where