diff --git a/libs/core.js b/libs/core.js
index d6685e9a..9a79c9ee 100644
--- a/libs/core.js
+++ b/libs/core.js
@@ -520,7 +520,7 @@ core.prototype._forwardFunc = function (name, funcname) {
     var parameterInfo = /^\s*function\s*[\w_$]*\(([\w_,$\s]*)\)\s*\{/.exec(core[name][funcname].toString());
     var parameters = (parameterInfo == null ? "" : parameterInfo[1]).replace(/\s*/g, '').replace(/,/g, ', ');
     // core[funcname] = new Function(parameters, "return core."+name+"."+funcname+"("+parameters+");");
-    eval("core." + funcname + " = function (" + parameters + ") {\n\treturn core." + name + "." + funcname + "(" + parameters + ");\n}");
+    eval("core." + funcname + " = function (" + parameters + ") {\n\treturn core." + name + "." + funcname + ".apply(core." + name + ", arguments);\n}");
 }
 
 core.prototype.doFunc = function (func, _this) {
diff --git a/runtime.d.ts b/runtime.d.ts
index 9ff9583d..d35e63ab 100644
--- a/runtime.d.ts
+++ b/runtime.d.ts
@@ -2784,7 +2784,7 @@ declare class icons {
     getTilesetOffset(id?: string): void
 }
 
-class plugins {
+class plugin {
 
 }
 
@@ -2933,9 +2933,9 @@ type core = {
     readonly utils: utils
     readonly icons: icons
     readonly actions: actions
-    readonly plugins: plugins
+    readonly plugin: plugin
 
-} & control & events & loader & enemys & items & maps & ui & utils & icons & actions & plugins
+} & control & events & loader & enemys & items & maps & ui & utils & icons & actions & plugin
 
 declare class main {
     readonly core: core