diff --git a/espanso-migrate/src/convert.rs b/espanso-migrate/src/convert.rs
index 6322ec3..0368b6d 100644
--- a/espanso-migrate/src/convert.rs
+++ b/espanso-migrate/src/convert.rs
@@ -196,8 +196,9 @@ pub fn convert(input_files: HashMap<String, Hash>) -> HashMap<String, ConvertedF
 fn sort_input_files(input_files: &HashMap<String, Hash>) -> Vec<String> {
   let mut files: Vec<String> = input_files.iter().map(|(key, _)| key.clone()).collect();
   files.sort_by(|f1, f2| {
-    let f1_slashes = f1.matches("/").count();
-    let f2_slashes = f2.matches("/").count();
+    let f1_slashes = f1.matches('/').count();
+    let f2_slashes = f2.matches('/').count();
+    #[allow(clippy::comparison_chain)]
     if f1_slashes > f2_slashes {
       Ordering::Greater
     } else if f1_slashes < f2_slashes {
@@ -254,7 +255,7 @@ fn yaml_get_string<'a>(yaml: &'a Hash, name: &str) -> Option<&'a str> {
     .and_then(|v| v.as_str())
 }
 
-fn yaml_get_bool<'a>(yaml: &'a Hash, name: &str) -> Option<bool> {
+fn yaml_get_bool(yaml: &Hash, name: &str) -> Option<bool> {
   yaml
     .get(&Yaml::String(name.to_string()))
     .and_then(|v| v.as_bool())
diff --git a/espanso-migrate/src/lib.rs b/espanso-migrate/src/lib.rs
index c8d5cce..1208053 100644
--- a/espanso-migrate/src/lib.rs
+++ b/espanso-migrate/src/lib.rs
@@ -17,13 +17,16 @@
  * along with espanso.  If not, see <https://www.gnu.org/licenses/>.
  */
 
+#[allow(unused_imports)]
 #[macro_use]
 extern crate lazy_static;
 
+#[allow(unused_imports)]
 #[macro_use]
 #[cfg(test)]
 extern crate include_dir;
 
+#[allow(unused_imports)]
 #[macro_use]
 #[cfg(test)]
 extern crate test_case;
@@ -198,6 +201,7 @@ mod tests {
   static ALL_PARAMS_CASE: Dir = include_dir!("test/all_params");
   static OTHER_DIRS_CASE: Dir = include_dir!("test/other_dirs");
 
+  #[allow(clippy::unused_unit)]
   #[test_case(&SIMPLE_CASE; "simple case")]
   #[test_case(&BASE_CASE; "base case")]
   #[test_case(&ALL_PARAMS_CASE; "all config parameters case")]
@@ -217,7 +221,7 @@ mod tests {
       for (file, converted) in to_sorted_list(converted_files) {
         assert_peq!(
           to_sorted_hash(&converted),
-          to_sorted_hash(&expected_files.get(&file).unwrap())
+          to_sorted_hash(expected_files.get(&file).unwrap())
         );
       }