diff --git a/core/src/avm1/script_object.rs b/core/src/avm1/script_object.rs
index 5a1d1ca56..2c8127933 100644
--- a/core/src/avm1/script_object.rs
+++ b/core/src/avm1/script_object.rs
@@ -159,12 +159,7 @@ impl<'gc> ScriptObject<'gc> {
         native_value: Option<Value<'gc>>,
         is_enumerable: bool,
     ) {
-        match self
-            .0
-            .write(gc_context)
-            .values
-            .entry(name.to_string(), false)
-        {
+        match self.0.write(gc_context).values.entry(name, false) {
             Entry::Occupied(mut entry) => {
                 if let Property::Stored { value, .. } = entry.get_mut() {
                     match native_value {
@@ -267,7 +262,7 @@ impl<'gc> ScriptObject<'gc> {
                     .0
                     .write(context.gc_context)
                     .values
-                    .entry(name.to_owned(), activation.is_case_sensitive())
+                    .entry(name, activation.is_case_sensitive())
                 {
                     Entry::Occupied(mut entry) => entry.get_mut().set(value.clone()),
                     Entry::Vacant(entry) => {
diff --git a/core/src/property_map.rs b/core/src/property_map.rs
index 12124c0d5..b20a7f726 100644
--- a/core/src/property_map.rs
+++ b/core/src/property_map.rs
@@ -26,7 +26,7 @@ impl<V> PropertyMap<V> {
         }
     }
 
-    pub fn entry(&mut self, key: String, case_sensitive: bool) -> Entry<V> {
+    pub fn entry(&mut self, key: &str, case_sensitive: bool) -> Entry<V> {
         if case_sensitive {
             match self.0.get_full_mut(&CaseSensitiveStr(&key)) {
                 Some((index, _, _)) => Entry::Occupied(OccupiedEntry {
@@ -35,7 +35,7 @@ impl<V> PropertyMap<V> {
                 }),
                 None => Entry::Vacant(VacantEntry {
                     map: &mut self.0,
-                    key,
+                    key: key.to_string(),
                 }),
             }
         } else {
@@ -46,7 +46,7 @@ impl<V> PropertyMap<V> {
                 }),
                 None => Entry::Vacant(VacantEntry {
                     map: &mut self.0,
-                    key,
+                    key: key.to_string(),
                 }),
             }
         }
@@ -77,7 +77,7 @@ impl<V> PropertyMap<V> {
     }
 
     pub fn insert(&mut self, key: String, value: V, case_sensitive: bool) -> Option<V> {
-        match self.entry(key, case_sensitive) {
+        match self.entry(&key, case_sensitive) {
             Entry::Occupied(entry) => Some(entry.insert(value)),
             Entry::Vacant(entry) => {
                 entry.insert(value);