diff --git a/base/applications/taskmgr/precomp.h b/base/applications/taskmgr/precomp.h
index 5a4f77a55d9..6b5aa223ed7 100644
--- a/base/applications/taskmgr/precomp.h
+++ b/base/applications/taskmgr/precomp.h
@@ -16,11 +16,6 @@
 #include <stdlib.h>
 #include <stdarg.h>
 
-#ifdef _DEBUG
-    #define _CRTDBG_MAP_ALLOC
-    #include <crtdbg.h>
-#endif
-
 #define WIN32_NO_STATUS
 
 #include <windef.h>
diff --git a/base/applications/taskmgr/taskmgr.c b/base/applications/taskmgr/taskmgr.c
index 51e6d4a8fcf..44bc24b2f96 100644
--- a/base/applications/taskmgr/taskmgr.c
+++ b/base/applications/taskmgr/taskmgr.c
@@ -101,11 +101,6 @@ int APIENTRY wWinMain(HINSTANCE hInstance,
     TOKEN_PRIVILEGES tkp;
     HANDLE hMutex;
 
-#ifdef _DEBUG
-    // Report any memory leaks on exit
-    _CrtSetDbgFlag(_CRTDBG_ALLOC_MEM_DF | _CRTDBG_LEAK_CHECK_DF);
-#endif
-
     /* check wether we're already running or not */
     hMutex = CreateMutexW(NULL, TRUE, L"taskmgrros");
     if (hMutex && GetLastError() == ERROR_ALREADY_EXISTS)