diff --git a/Cargo.lock b/Cargo.lock
index 5650d5b..0052fda 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -93,15 +93,15 @@ dependencies = [
 
 [[package]]
 name = "libc"
-version = "0.2.141"
+version = "0.2.150"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3304a64d199bb964be99741b7a14d26972741915b3649639149b2479bb46f4b5"
+checksum = "89d92a4743f9a61002fae18374ed11e7973f530cb3a3255fb354818118b2203c"
 
 [[package]]
 name = "linux-raw-sys"
-version = "0.3.1"
+version = "0.3.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d59d8c75012853d2e872fb56bc8a2e53718e2cafe1a4c823143141c6d90c322f"
+checksum = "ef53942eb7bf7ff43a617b3e2c1c4a5ecf5944a7c1bc12d7ee39bbb15e5c1519"
 
 [[package]]
 name = "num-traits"
@@ -114,9 +114,9 @@ dependencies = [
 
 [[package]]
 name = "rustix"
-version = "0.37.11"
+version = "0.37.27"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "85597d61f83914ddeba6a47b3b8ffe7365107221c2e557ed94426489fefb5f77"
+checksum = "fea8ca367a3a01fe35e6943c400addf443c0f57670e6ec51196f71a4b8762dd2"
 dependencies = [
  "bitflags",
  "errno",
diff --git a/build.rs b/build.rs
index 53d2612..1f36e26 100644
--- a/build.rs
+++ b/build.rs
@@ -31,7 +31,7 @@ fn main() {
                 "{}.rs",
                 path.file_name().unwrap().to_str().unwrap()
             ))
-            .to_owned();
+            .clone();
         let mut words: Vec<String> = read_lines_of_file(path)
             .unwrap()
             .map(|word| {
diff --git a/src/solver/mod.rs b/src/solver/mod.rs
index 67da7ec..47a61b2 100644
--- a/src/solver/mod.rs
+++ b/src/solver/mod.rs
@@ -92,7 +92,7 @@ impl std::fmt::Display for HangmanResult {
                 &self
                     .possible_words
                     .iter()
-                    .map(|s| s.to_string())
+                    .map(|s| (*s).to_string())
                     .collect::<Vec<String>>(),
                 ", ",
                 max_line_length - " words:   ".len(),
@@ -204,7 +204,7 @@ pub fn solve_hangman_puzzle(
         read_words(language, pattern.pattern.len())
             .iter()
             .filter(|word| pattern.matches(word))
-            .map(|s| *s)
+            .copied()
             .collect::<Vec<&'static str>>()
     } else {
         read_words(language, pattern.pattern.len())
@@ -212,7 +212,7 @@ pub fn solve_hangman_puzzle(
             .skip_while(|word| !pattern.first_letter_matches(word))
             .take_while(|word| pattern.first_letter_matches(word))
             .filter(|word| pattern.matches(word))
-            .map(|s| *s)
+            .copied()
             .collect::<Vec<&'static str>>()
     };