diff --git a/asyncgit/src/lib.rs b/asyncgit/src/lib.rs
index 60dc40d8..45f9d726 100644
--- a/asyncgit/src/lib.rs
+++ b/asyncgit/src/lib.rs
@@ -32,7 +32,7 @@ pub enum AsyncNotification {
 }
 
 /// helper function to calculate the hash of an arbitrary type that implements the `Hash` trait
-pub fn hash<T: Hash>(v: &T) -> u64 {
+pub fn hash<T: Hash + ?Sized>(v: &T) -> u64 {
     let mut hasher = DefaultHasher::new();
     v.hash(&mut hasher);
     hasher.finish()
diff --git a/src/components/index.rs b/src/components/index.rs
index a987742b..5f305223 100644
--- a/src/components/index.rs
+++ b/src/components/index.rs
@@ -36,9 +36,9 @@ impl IndexComponent {
     }
 
     ///
-    pub fn update(&mut self, list: &Vec<StatusItem>) {
+    pub fn update(&mut self, list: &[StatusItem]) {
         if hash(&self.items) != hash(list) {
-            self.items = list.clone();
+            self.items = list.to_owned();
 
             let old_selection = self.selection.unwrap_or_default();
             self.selection = if self.items.is_empty() {