diff --git a/src/backends/speech_dispatcher.rs b/src/backends/speech_dispatcher.rs
index 6b400e6..ed0b93b 100644
--- a/src/backends/speech_dispatcher.rs
+++ b/src/backends/speech_dispatcher.rs
@@ -1,5 +1,4 @@
 #[cfg(target_os = "linux")]
-
 use std::u8;
 
 use log::{info, trace};
@@ -18,7 +17,7 @@ impl SpeechDispatcher {
 }
 
 fn u8_to_i32(v: u8) -> i32 {
-    let ratio: f32 = v as f32/u8::MAX as f32;
+    let ratio: f32 = v as f32 / u8::MAX as f32;
     (ratio * 200. - 100.) as i32
 }
 
diff --git a/src/backends/web.rs b/src/backends/web.rs
index 6167196..89f7f72 100644
--- a/src/backends/web.rs
+++ b/src/backends/web.rs
@@ -1,5 +1,4 @@
 #[cfg(target_arch = "wasm32")]
-
 use std::u8;
 
 use log::{info, trace};
diff --git a/src/lib.rs b/src/lib.rs
index d1e9f42..bc873e4 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -51,10 +51,9 @@ trait Backend {
 pub struct TTS(Box<Backend>);
 
 impl TTS {
-
     /**
      * Create a new `TTS` instance with the specified backend.
-    */
+     */
     pub fn new(backend: Backends) -> Result<TTS, Error> {
         match backend {
             #[cfg(target_os = "linux")]
@@ -63,7 +62,7 @@ impl TTS {
             Backends::Web => {
                 let tts = backends::Web::new()?;
                 Ok(TTS(Box::new(tts)))
-            },
+            }
         }
     }
 
@@ -77,7 +76,7 @@ impl TTS {
 
     /**
      * Speaks the specified text, optionally interrupting current speech.
-    */
+     */
     pub fn speak<S: Into<String>>(&self, text: S, interrupt: bool) -> Result<&Self, Error> {
         self.0.speak(text.into().as_str(), interrupt)?;
         Ok(self)
@@ -85,7 +84,7 @@ impl TTS {
 
     /**
      * Stops current speech.
-    */
+     */
     pub fn stop(&self) -> Result<&Self, Error> {
         self.0.stop()?;
         Ok(self)
@@ -93,14 +92,14 @@ impl TTS {
 
     /**
      * Gets the current speech rate.
-    */
+     */
     pub fn get_rate(&self) -> Result<u8, Error> {
         self.0.get_rate()
     }
 
     /**
      * Sets the desired speech rate.
-    */
+     */
     pub fn set_rate(&mut self, rate: u8) -> Result<&Self, Error> {
         self.0.set_rate(rate)?;
         Ok(self)
@@ -108,14 +107,14 @@ impl TTS {
 
     /**
      * Gets the current speech pitch.
-    */
+     */
     pub fn get_pitch(&self) -> Result<u8, Error> {
         self.0.get_pitch()
     }
 
     /**
      * Sets the desired speech pitch.
-    */
+     */
     pub fn set_pitch(&mut self, pitch: u8) -> Result<&Self, Error> {
         self.0.set_pitch(pitch)?;
         Ok(self)
@@ -123,14 +122,14 @@ impl TTS {
 
     /**
      * Gets the current speech volume.
-    */
+     */
     pub fn get_volume(&self) -> Result<u8, Error> {
         self.0.get_volume()
     }
 
     /**
      * Sets the desired speech volume.
-    */
+     */
     pub fn set_volume(&mut self, volume: u8) -> Result<&Self, Error> {
         self.0.set_volume(volume)?;
         Ok(self)