diff --git a/src/checks/mod.rs b/src/checks/mod.rs
index a21f989..8e82eae 100644
--- a/src/checks/mod.rs
+++ b/src/checks/mod.rs
@@ -138,17 +138,18 @@ pub trait Fixable {
 }
 
 #[allow(unused_variables)]
-pub fn check_file(file: &Path, password: &Option<String>) -> Result<Vec<CheckNotice>, CheckNotice> {
+#[allow(clippy::needless_pass_by_value)]
+pub fn check_file(file: &Path, password: Option<String>) -> Result<Vec<CheckNotice>, CheckNotice> {
     match file.extension() {
         Some(ex) => match ex.to_str() {
             #[cfg(feature = "unzip-osb")]
-            Some("osb") => match password {
-                Some(password) => osb::check_file(file, password.as_str()),
-                None => {
-                    use deob::deobfuscate;
-                    osb::check_file(file, deobfuscate(env!("OSB_KEY").trim()).as_str())
-                }
-            },
+            Some("osb") => {
+                use deob::deobfuscate;
+                osb::check_file(
+                    file,
+                    &password.unwrap_or_else(|| deobfuscate(env!("OSB_KEY").trim())),
+                )
+            }
             Some("osc") => osc::check_file(file),
             _ => Err(CheckNotice::Error {
                 description: "Keine prüfbare Datei".to_string(),
diff --git a/src/commands.rs b/src/commands.rs
index bc4d338..1ac1168 100644
--- a/src/commands.rs
+++ b/src/commands.rs
@@ -289,7 +289,7 @@ pub fn handle(command: SubCommand) -> Result<(), Box<dyn Error>> {
             if list {
                 print();
             } else {
-                match check_file(Path::new(file.unwrap_or_default().as_str()), &password) {
+                match check_file(Path::new(file.unwrap_or_default().as_str()), password) {
                     Ok(notices) => {
                         println!(
                             "Es wurden {} Probleme gefunden\n",