diff --git a/doc/src/engine/call-fn.md b/doc/src/engine/call-fn.md
index 058d6dab..a68925ac 100644
--- a/doc/src/engine/call-fn.md
+++ b/doc/src/engine/call-fn.md
@@ -65,7 +65,7 @@ anything that implements `AsMut<Dynamic>` (such as a simple array or a `Vec<Dyna
 ```rust
 let result = engine.call_fn_dynamic(
                         &mut scope,         // scope to use
-                        ast.into(),         // get 'Module' from 'AST'
+                        &ast,               // AST containing the functions
                         "hello",            // function entry-point
                         None,               // 'this' pointer, if any
                         [ String::from("abc").into(), 123_i64.into() ]      // arguments
@@ -85,7 +85,7 @@ let mut value: Dynamic = 1_i64.into();
 
 let result = engine.call_fn_dynamic(
                         &mut scope,
-                        ast.into(),
+                        &ast,
                         "action",
                         Some(&mut value),   // binding the 'this' pointer
                         [ 41_i64.into() ]
diff --git a/src/api.rs b/src/api.rs
index f496f2cb..0d5aa25d 100644
--- a/src/api.rs
+++ b/src/api.rs
@@ -1571,14 +1571,14 @@ impl Engine {
     pub fn call_fn_dynamic(
         &self,
         scope: &mut Scope,
-        lib: &Module,
+        lib: impl AsRef<Module>,
         name: &str,
         mut this_ptr: Option<&mut Dynamic>,
         mut arg_values: impl AsMut<[Dynamic]>,
     ) -> FuncReturn<Dynamic> {
         let mut args: StaticVec<_> = arg_values.as_mut().iter_mut().collect();
 
-        self.call_fn_dynamic_raw(scope, lib, name, &mut this_ptr, args.as_mut())
+        self.call_fn_dynamic_raw(scope, lib.as_ref(), name, &mut this_ptr, args.as_mut())
     }
 
     /// Call a script function defined in an `AST` with multiple `Dynamic` arguments.