diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 3357d9f..6148acd 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -45,7 +45,7 @@ jobs:
       - uses: actions/checkout@v2
       - uses: actions-rs/toolchain@v1
         with:
-          toolchain: 1.52
+          toolchain: stable
           components: clippy
           override: true
       - uses: actions-rs/clippy-check@v1
diff --git a/clippy.toml b/clippy.toml
new file mode 100644
index 0000000..cef91fd
--- /dev/null
+++ b/clippy.toml
@@ -0,0 +1 @@
+msrv = "1.52"
diff --git a/src/error.rs b/src/error.rs
index ffd6199..e85971d 100644
--- a/src/error.rs
+++ b/src/error.rs
@@ -2,7 +2,7 @@ use reqwest::Error as ReqwestError;
 use std::fmt;
 
 #[derive(Debug)]
-#[allow(clippy::pub_enum_variant_names)]
+#[allow(clippy::enum_variant_names)]
 pub enum TealdeerError {
     CacheError(String),
     ConfigError(String),
diff --git a/src/formatter.rs b/src/formatter.rs
index 887df6b..f131e93 100644
--- a/src/formatter.rs
+++ b/src/formatter.rs
@@ -53,10 +53,10 @@ fn format_code(command: &str, text: &str, config: &Config) -> String {
             let example_code = &between_variables[..variable_start];
             let example_variable = &between_variables[variable_start + 2..];
 
-            highlight_command(&command, &example_code, &config, &mut parts);
+            highlight_command(command, example_code, config, &mut parts);
             parts.push(config.style.example_variable.paint(example_variable));
         } else {
-            highlight_command(&command, &between_variables, &config, &mut parts);
+            highlight_command(command, between_variables, config, &mut parts);
         }
     }
 
@@ -98,7 +98,7 @@ where
                     .map_err(|e| WriteError(e.to_string()))?;
             }
             LineType::ExampleCode(text) => {
-                writeln!(writer, "      {}", &format_code(&command, &text, &config))
+                writeln!(writer, "      {}", &format_code(&command, &text, config))
                     .map_err(|e| WriteError(e.to_string()))?;
             }
             LineType::Other(text) => debug!("Unknown line type: {:?}", text),
diff --git a/src/main.rs b/src/main.rs
index 58efc7e..5bcea82 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -100,7 +100,7 @@ fn print_page(
         } else {
             // Create tokenizer and print output
             let mut tokenizer = Tokenizer::new(reader);
-            print_lines(&mut handle, &mut tokenizer, &config)
+            print_lines(&mut handle, &mut tokenizer, config)
                 .map_err(|e| format!("Could not write to stdout: {}", e.message()))?;
         };
     }