diff --git a/unity/Assets/Puerts/Src/Editor/CJSImporter.cs b/unity/Assets/Puerts/Src/Editor/CJSImporter.cs
index cb7f8be59c..ce642e96b8 100644
--- a/unity/Assets/Puerts/Src/Editor/CJSImporter.cs
+++ b/unity/Assets/Puerts/Src/Editor/CJSImporter.cs
@@ -1,18 +1,21 @@
+#if UNITY_2018_1_OR_NEWER
 using System.IO;
 using UnityEditor.Experimental.AssetImporters;
 using UnityEngine;
-
-using Puerts;
  
 [ScriptedImporter(1, "cjs")]
 public class CJSImporter : ScriptedImporter
 {
     public override void OnImportAsset(AssetImportContext ctx)
     {
-        TextAsset subAsset = new TextAsset( File.ReadAllText( ctx.assetPath ) );
+        TextAsset subAsset = new TextAsset(File.ReadAllText(ctx.assetPath));
         ctx.AddObjectToAsset("text", subAsset);
-        ctx.SetMainObject( subAsset );
+        ctx.SetMainObject(subAsset);
 
-        JsEnv.ClearAllModuleCaches();
+#if ENABLE_CJS_AUTO_RELOAD
+        Puerts.JsEnv.ClearAllModuleCaches();
+#endif
     }
 }
+
+#endif
diff --git a/unity/Assets/Puerts/Src/JsEnv.cs b/unity/Assets/Puerts/Src/JsEnv.cs
index 47bcf52a3f..a8c6435ad3 100644
--- a/unity/Assets/Puerts/Src/JsEnv.cs
+++ b/unity/Assets/Puerts/Src/JsEnv.cs
@@ -177,10 +177,11 @@ public void ClearModuleCache ()
             Eval("global.clearModuleCache()");
         }
 
-        public static void ClearAllModuleCaches () {
+        public static void ClearAllModuleCaches () 
+        {
             lock (jsEnvs)
             {
-                foreach (JsEnv jsEnv in jsEnvs)
+                foreach (var jsEnv in jsEnvs)
                 {
                     jsEnv.ClearModuleCache();
                 }
diff --git a/unity/Assets/Puerts/Src/Resources/puerts/init.js.txt b/unity/Assets/Puerts/Src/Resources/puerts/init.js.txt
index 49134e39c1..30befab6db 100644
--- a/unity/Assets/Puerts/Src/Resources/puerts/init.js.txt
+++ b/unity/Assets/Puerts/Src/Resources/puerts/init.js.txt
@@ -20,7 +20,4 @@ var global = global || (function () { return this; }());
         return eval(script);
     }
     delete global.__tgjsEvalScript;
-
-    puerts.evalModule = global.__tgjsEvalModule;
-    delete global.__tgjsEvalModule;
 }(global));
diff --git a/unity/Assets/Puerts/Src/Resources/puerts/modular.js.txt b/unity/Assets/Puerts/Src/Resources/puerts/modular.js.txt
index 78e05535ee..dc8ffa8036 100644
--- a/unity/Assets/Puerts/Src/Resources/puerts/modular.js.txt
+++ b/unity/Assets/Puerts/Src/Resources/puerts/modular.js.txt
@@ -41,19 +41,13 @@ var global = global || (function () { return this; }());
         let exports = {};
         let module = puerts.getModuleBySID(sid);
         module.exports = exports;
-        puerts.evalModule(
+        let wrapped = puerts.evalScript(
             // Wrap the script in the same way NodeJS does it. It is important since IDEs (VSCode) will use this wrapper pattern
             // to enable stepping through original source in-place.
             "(function (exports, require, module, __filename, __dirname) { " + script + "\n});", 
-            debugPath,
-            [
-                exports,
-                puerts.genRequire(fullDirInJs),
-                module,
-                fullPathInJs,
-                fullDirInJs,
-            ]
-        );
+            debugPath
+        )
+        wrapped(exports, puerts.genRequire(fullDirInJs), module, fullPathInJs, fullDirInJs)
         return module.exports;
     }
     
diff --git a/unity/native_src/Src/JSEngine.cpp b/unity/native_src/Src/JSEngine.cpp
index 4f7225ff40..1560df0fc6 100644
--- a/unity/native_src/Src/JSEngine.cpp
+++ b/unity/native_src/Src/JSEngine.cpp
@@ -52,50 +52,6 @@ namespace puerts
         Info.GetReturnValue().Set(Result.ToLocalChecked());
     }
 
-    static void EvalModuleWithPath(const v8::FunctionCallbackInfo<v8::Value>& Info)
-    {
-        // Input is 3-tuple: (code, path, arguments)
-        v8::Isolate* Isolate = Info.GetIsolate();
-        v8::Isolate::Scope IsolateScope(Isolate);
-        v8::HandleScope HandleScope(Isolate);
-        v8::Local<v8::Context> Context = Isolate->GetCurrentContext();
-        v8::Context::Scope ContextScope(Context);
-
-        if (Info.Length() != 3 || !Info[0]->IsString() || !Info[1]->IsString() || !Info[2]->IsArray())
-        {
-            FV8Utils::ThrowException(Isolate, "invalid argument for evalModule");
-            return;
-        }
-
-        v8::Local<v8::String> Source = Info[0]->ToString(Context).ToLocalChecked();
-        v8::Local<v8::String> Name = Info[1]->ToString(Context).ToLocalChecked();
-        v8::Local<v8::Array> Arguments = v8::Local<v8::Array>::Cast(Info[2]);
-
-        v8::ScriptOrigin Origin(Name);
-        v8::MaybeLocal<v8::Script> Script = v8::Script::Compile(Context, Source, &Origin);
-        if (Script.IsEmpty())
-        {
-            return;
-        }
-
-        v8::MaybeLocal<v8::Value> Wrapped = Script.ToLocalChecked()->Run(Context);
-        if (Wrapped.IsEmpty()) {
-            return;
-        }
-        v8::Handle<v8::Function> Fn = v8::Local<v8::Function>::Cast(Wrapped.ToLocalChecked()->ToObject(Context).ToLocalChecked());
-
-        std::vector<v8::Local<v8::Object>> ContextArgs;
-        if (!Arguments.IsEmpty()) {
-            for (uint32_t n = 0; n < Arguments->Length(); n++) {
-            v8::Local<v8::Value> Val;
-            if (!Arguments->Get(Context, n).ToLocal(&Val)) return;
-                ContextArgs.push_back(Val.As<v8::Object>());
-            }
-        }
-
-        Fn->Call(Context, Context->Global(), (int)ContextArgs.size(), (v8::Local<v8::Value> *)ContextArgs.data());
-    }
-
     JSEngine::JSEngine()
     {
         GeneralDestructor = nullptr;
@@ -136,7 +92,6 @@ namespace puerts
         v8::Local<v8::Object> Global = Context->Global();
 
         Global->Set(Context, FV8Utils::V8String(Isolate, "__tgjsEvalScript"), v8::FunctionTemplate::New(Isolate, &EvalWithPath)->GetFunction(Context).ToLocalChecked()).Check();
-        Global->Set(Context, FV8Utils::V8String(Isolate, "__tgjsEvalModule"), v8::FunctionTemplate::New(Isolate, &EvalModuleWithPath)->GetFunction(Context).ToLocalChecked()).Check();
 
         Isolate->SetPromiseRejectCallback(&PromiseRejectCallback<JSEngine>);
         Global->Set(Context, FV8Utils::V8String(Isolate, "__tgjsSetPromiseRejectCallback"), v8::FunctionTemplate::New(Isolate, &SetPromiseRejectCallback<JSEngine>)->GetFunction(Context).ToLocalChecked()).Check();