diff --git a/src/PHPState.js b/src/PHPState.js
index 6ffd22e..68da974 100644
--- a/src/PHPState.js
+++ b/src/PHPState.js
@@ -14,10 +14,7 @@ module.exports = require('pauser')([
     require('./builtin/builtins'),
     require('phpcommon'),
     require('./Reference/AccessorReference'),
-    require('./CallStack'),
-    require('./Closure'),
     require('./Function/ClosureContext'),
-    require('./ClosureFactory'),
     require('./Service/Container'),
     require('./Core/Core'),
     require('./Core/CoreBinder'),
@@ -51,7 +48,6 @@ module.exports = require('pauser')([
     require('./FFI/Value/ValueStorage'),
     require('./Control/Flow'),
     require('./Function/FunctionContext'),
-    require('./FunctionFactory'),
     require('./Function/FunctionSpec'),
     require('./Function/FunctionSpecFactory'),
     require('./Load/Includer'),
@@ -95,10 +91,7 @@ module.exports = require('pauser')([
     builtinTypes,
     phpCommon,
     AccessorReference,
-    CallStack,
-    Closure,
     ClosureContext,
-    ClosureFactory,
     Container,
     Core,
     CoreBinder,
@@ -132,7 +125,6 @@ module.exports = require('pauser')([
     FFIValueStorage,
     Flow,
     FunctionContext,
-    FunctionFactory,
     FunctionSpec,
     FunctionSpecFactory,
     Includer,