diff --git a/src/clipper.rs b/src/clipper.rs
index eac7b48..131e337 100644
--- a/src/clipper.rs
+++ b/src/clipper.rs
@@ -42,7 +42,7 @@ impl Clipper {
                     "no-video" | "vn" => inputs.set_no_video(true),
                     "no-audio" | "an" => inputs.set_no_audio(true),
                     "dry-run" | "d" => dry_run = true,
-                    _ => error!(format!("Invalid option: -{option}")),
+                    _ => error!("Invalid option: -{option}"),
                 }
 
                 continue;
@@ -140,8 +140,8 @@ macro_rules! string_vec {
 
 #[macro_export]
 macro_rules! error {
-    ($message:expr) => {{
-        println!("\x1b[38;5;203m{}\x1b[0m", $message);
+    ($string:expr) => {{
+        println!("\x1b[38;5;203m{}\x1b[0m", format!($string));
         std::process::exit(1);
     }};
 }
diff --git a/src/ffmpeg/encoder.rs b/src/ffmpeg/encoder.rs
index 5392f0d..80587eb 100644
--- a/src/ffmpeg/encoder.rs
+++ b/src/ffmpeg/encoder.rs
@@ -29,7 +29,7 @@ impl Encoder {
         }
 
         self.crf = Some(crf.parse::<f64>().unwrap_or_else(|_| {
-            error!(format!("Invalid CRF value: {crf}"));
+            error!("Invalid CRF value: {crf}");
         }));
     }
 
@@ -39,7 +39,7 @@ impl Encoder {
         }
 
         self.cq = Some(cq.parse::<f64>().unwrap_or_else(|_| {
-            error!(format!("Invalid CQ value: {cq}"));
+            error!("Invalid CQ value: {cq}");
         }));
     }
 }
diff --git a/src/ffmpeg/input.rs b/src/ffmpeg/input.rs
index 8c1eeba..e3e0bd0 100644
--- a/src/ffmpeg/input.rs
+++ b/src/ffmpeg/input.rs
@@ -25,19 +25,19 @@ impl Input {
 
     pub fn set_video_track(&mut self, video_track: String) {
         self.video_track = video_track.parse::<u8>().unwrap_or_else(|_| {
-            error!(format!("Invalid video track: {video_track}"));
+            error!("Invalid video track: {video_track}");
         });
     }
 
     pub fn set_audio_track(&mut self, audio_track: String) {
         self.audio_track = audio_track.parse::<u8>().unwrap_or_else(|_| {
-            error!(format!("Invalid audio track: {audio_track}"));
+            error!("Invalid audio track: {audio_track}");
         });
     }
 
     pub fn set_subtitle_track(&mut self, subtitle_track: String) {
         self.subtitle_track = Some(subtitle_track.parse::<u8>().unwrap_or_else(|_| {
-            error!(format!("Invalid subtitle track: {subtitle_track}"));
+            error!("Invalid subtitle track: {subtitle_track}");
         }));
     }
 }
diff --git a/src/ffmpeg/inputs.rs b/src/ffmpeg/inputs.rs
index 6fca3f9..ea01970 100644
--- a/src/ffmpeg/inputs.rs
+++ b/src/ffmpeg/inputs.rs
@@ -48,7 +48,8 @@ impl IntoIterator for Inputs {
         }
 
         if let Some(input) = self.inputs.iter().find(|input| input.segments.is_empty()) {
-            error!(format!(r#"Input "{}" has no segments."#, input.file));
+            let file = &input.file;
+            error!(r#"Input "{file}" has no segments."#);
         }
 
         if self.no_video && self.no_audio {
@@ -80,7 +81,7 @@ impl IntoIterator for Inputs {
                     .split_once('-')
                     .map(|(from, to)| (duration_to_secs(from), duration_to_secs(to)))
                     .unwrap_or_else(|| {
-                        error!(format!("Invalid segment duration range: {segment}"));
+                        error!("Invalid segment duration range: {segment}");
                     });
                 let fade_to = to - self.fade.unwrap_or(0.) - 0.5;
 
diff --git a/src/ffmpeg/mod.rs b/src/ffmpeg/mod.rs
index 01495e8..5a1b9ff 100644
--- a/src/ffmpeg/mod.rs
+++ b/src/ffmpeg/mod.rs
@@ -17,7 +17,7 @@ pub fn duration_to_secs<T: Display>(duration: T) -> f64 {
         .map(|entry| {
             entry
                 .parse::<f64>()
-                .unwrap_or_else(|_| error!(format!("Invalid segment duration: {entry}")))
+                .unwrap_or_else(|_| error!("Invalid segment duration: {entry}"))
         })
         .collect::<Vec<f64>>();