diff --git a/apps/openmw/engine.cpp b/apps/openmw/engine.cpp
index f39daa44d8..982ae92f11 100644
--- a/apps/openmw/engine.cpp
+++ b/apps/openmw/engine.cpp
@@ -468,8 +468,6 @@ OMW::Engine::~Engine()
 
     mStereoManager = nullptr;
 
-    mEnvironment.cleanup();
-
     mMechanicsManager = nullptr;
     mDialogueManager = nullptr;
     mJournal = nullptr;
diff --git a/apps/openmw/mwbase/environment.cpp b/apps/openmw/mwbase/environment.cpp
index 70027989a6..927db90288 100644
--- a/apps/openmw/mwbase/environment.cpp
+++ b/apps/openmw/mwbase/environment.cpp
@@ -28,21 +28,6 @@ MWBase::Environment::~Environment()
     sThis = nullptr;
 }
 
-void MWBase::Environment::cleanup()
-{
-    mMechanicsManager = nullptr;
-    mDialogueManager = nullptr;
-    mJournal = nullptr;
-    mScriptManager = nullptr;
-    mWindowManager = nullptr;
-    mWorld = nullptr;
-    mSoundManager = nullptr;
-    mInputManager = nullptr;
-    mStateManager = nullptr;
-    mLuaManager = nullptr;
-    mResourceSystem = nullptr;
-}
-
 void MWBase::Environment::reportStats(unsigned int frameNumber, osg::Stats& stats) const
 {
     mMechanicsManager->reportStats(frameNumber, stats);
diff --git a/apps/openmw/mwbase/environment.hpp b/apps/openmw/mwbase/environment.hpp
index e8ea605a9a..0c5d39425b 100644
--- a/apps/openmw/mwbase/environment.hpp
+++ b/apps/openmw/mwbase/environment.hpp
@@ -112,8 +112,6 @@ namespace MWBase
 
             void setFrameDuration(float value) { mFrameDuration = value; }
 
-            void cleanup();
-
             /// Return instance of this class.
             static const Environment& get()
             {