diff --git a/src/prelude.rs b/src/prelude.rs
index 5387ce4..433e268 100644
--- a/src/prelude.rs
+++ b/src/prelude.rs
@@ -128,12 +128,12 @@ fn obj(_: Vec<Value>) -> Value {
     Value::Object(HashMap::new())
 }
 
-fn set(mut args: Vec<Value>) -> Value {
+fn set(args: Vec<Value>) -> Value {
+    let mut object = args.get(0).unwrap().as_object().unwrap().clone();
     let name = args.get(1).unwrap().as_string().unwrap().to_string();
     let value = args.get(2).unwrap().clone();
-    let object = args.get_mut(0).unwrap().as_object_mut().unwrap();
-    object.insert(name, value.clone());
-    value
+    object.insert(name, value);
+    object.into()
 }
 
 fn get(args: Vec<Value>) -> Value {
diff --git a/src/value.rs b/src/value.rs
index 73b79e7..fdfe9a4 100644
--- a/src/value.rs
+++ b/src/value.rs
@@ -139,6 +139,12 @@ impl From<&str> for Value {
     }
 }
 
+impl From<HashMap<String, Value>> for Value {
+    fn from(value: HashMap<String, Value>) -> Self {
+        Self::Object(value)
+    }
+}
+
 impl<T> From<Option<T>> for Value
 where
     T: Into<Value>,