diff --git a/README.md b/README.md
index 85fd676..79b4cc8 100644
--- a/README.md
+++ b/README.md
@@ -52,11 +52,11 @@ async fn main() -> Result<()> {
 
     // Get and print out version information of OBS and obs-websocket.
     let version = client.general().version().await?;
-    println!("{:#?}", version);
+    println!("{version:#?}");
 
     // Get a list of available scenes and print them out.
     let scene_list = client.scenes().list().await?;
-    println!("{:#?}", scene_list);
+    println!("{scene_list:#?}");
 
     Ok(())
 }
diff --git a/examples/events.rs b/examples/events.rs
index a604d93..87b5544 100644
--- a/examples/events.rs
+++ b/examples/events.rs
@@ -17,7 +17,7 @@ async fn main() -> Result<()> {
     pin_mut!(events);
 
     while let Some(event) = events.next().await {
-        println!("{:#?}", event);
+        println!("{event:#?}");
     }
 
     Ok(())
diff --git a/examples/simple.rs b/examples/simple.rs
index f8a15c4..a76d0de 100644
--- a/examples/simple.rs
+++ b/examples/simple.rs
@@ -13,10 +13,10 @@ async fn main() -> Result<()> {
     let client = Client::connect("localhost", 4455, env::var("OBS_PASSWORD").ok()).await?;
 
     let version = client.general().version().await?;
-    println!("{:#?}", version);
+    println!("{version:#?}");
 
     let scene_list = client.scenes().list().await?.scenes;
-    println!("{:#?}", scene_list);
+    println!("{scene_list:#?}");
 
     Ok(())
 }
diff --git a/src/requests/custom/source_settings.rs b/src/requests/custom/source_settings.rs
index 58a7337..66ef981 100644
--- a/src/requests/custom/source_settings.rs
+++ b/src/requests/custom/source_settings.rs
@@ -414,8 +414,8 @@ impl From<CustomSize> for String {
             CustomSize::SixteenToTen => "16:10".to_owned(),
             CustomSize::FourToThree => "4:3".to_owned(),
             CustomSize::OneToOne => "1:1".to_owned(),
-            CustomSize::CustomRatio(w, h) => format!("{}:{}", w, h),
-            CustomSize::CustomSize(w, h) => format!("{}x{}", w, h),
+            CustomSize::CustomRatio(w, h) => format!("{w}:{h}"),
+            CustomSize::CustomSize(w, h) => format!("{w}x{h}"),
         }
     }
 }