diff --git a/src/changelog/mod.rs b/src/changelog/mod.rs
index e7d5d8d..3e14b81 100644
--- a/src/changelog/mod.rs
+++ b/src/changelog/mod.rs
@@ -28,7 +28,7 @@ impl Changelog {
         let out = cmd.output()?;
         // FIXME: this does not catch fancy colors, those are from the shell as it seems? I don't
         // get it.
-        let buf = String::from_utf8(out.stdout).map_err(|err| ChangelogError::GitUTF8Error(err))?;
+        let buf = String::from_utf8(out.stdout).map_err(ChangelogError::GitUTF8Error)?;
         if !out.status.success() {
             // TODO: get the stderr for error reporting
             // TODO: Make the error more understandable for the user
@@ -43,14 +43,14 @@ impl Changelog {
         let mut cmd = Command::new("git");
         cmd.arg("describe").arg("--tags").arg("--abbrev=0");
         let out = cmd.output()?;
-        let buf = String::from_utf8(out.stdout).map_err(|err| ChangelogError::GitUTF8Error(err))?;
+        let buf = String::from_utf8(out.stdout).map_err(ChangelogError::GitUTF8Error)?;
         if !out.status.success() {
             // TODO: get the stderr for error reporting
             // TODO: Make the error more understandable for the user
             return Err(ChangelogError::GitBadStatus(out.status, buf).into());
         }
-        let buf = buf.replace("\n", "");
-        return Ok(buf);
+        let buf = buf.replace('\n', "");
+        Ok(buf)
     }
 }
 
diff --git a/src/config/cli.rs b/src/config/cli.rs
index 5751c65..8a81077 100644
--- a/src/config/cli.rs
+++ b/src/config/cli.rs
@@ -95,6 +95,6 @@ impl Cli {
             // less verbose version
             Logger::init_mini(Some(ll)).expect("could not initialize Logger");
         }
-        return cli;
+        cli
     }
 }
diff --git a/src/config/mod.rs b/src/config/mod.rs
index 90b08a9..48be007 100644
--- a/src/config/mod.rs
+++ b/src/config/mod.rs
@@ -147,7 +147,7 @@ impl Debug for Config {
         write!(
             f,
             "{}",
-            format!(
+            format_args!(
                 "Config {{yaml: {:?}, repo_path: {:?}}}",
                 self.yaml, self.path
             )
diff --git a/src/main.rs b/src/main.rs
index aff9d4f..20512d5 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -14,8 +14,7 @@ async fn main() -> Result<()> {
 
     match cli.command {
         Commands::Changelog { .. } => {
-            println!("{}", Changelog::build(&cfg)?.to_string());
-            // Ok(())
+            println!("{}", Changelog::build(&cfg)?);
         }
         Commands::Release { .. } => {
             todo!()
@@ -24,7 +23,5 @@ async fn main() -> Result<()> {
             todo!()
         }
     };
-
-    println!("foo");
     Ok(())
 }