diff --git a/reactos/subsys/system/explorer/desktop/desktop.cpp b/reactos/subsys/system/explorer/desktop/desktop.cpp
index 36150b691f6..782be788489 100644
--- a/reactos/subsys/system/explorer/desktop/desktop.cpp
+++ b/reactos/subsys/system/explorer/desktop/desktop.cpp
@@ -26,7 +26,7 @@
  //
 
 
-#include "precomp.h"
+#include <precomp.h>
 
 #include "../resource.h"
 
diff --git a/reactos/subsys/system/explorer/dialogs/searchprogram.cpp b/reactos/subsys/system/explorer/dialogs/searchprogram.cpp
index e6c0460b5de..52bbd6e0b82 100644
--- a/reactos/subsys/system/explorer/dialogs/searchprogram.cpp
+++ b/reactos/subsys/system/explorer/dialogs/searchprogram.cpp
@@ -28,7 +28,7 @@
  //
 
 
-#include "precomp.h"
+#include <precomp.h>
 
 #include "../resource.h"
 
diff --git a/reactos/subsys/system/explorer/dialogs/settings.cpp b/reactos/subsys/system/explorer/dialogs/settings.cpp
index a562739823c..77ba39a1d60 100644
--- a/reactos/subsys/system/explorer/dialogs/settings.cpp
+++ b/reactos/subsys/system/explorer/dialogs/settings.cpp
@@ -28,7 +28,7 @@
  //
 
 
-#include "precomp.h"
+#include <precomp.h>
 
 #include "../resource.h"
 
diff --git a/reactos/subsys/system/explorer/explorer.cpp b/reactos/subsys/system/explorer/explorer.cpp
index 096d76c0ed3..395a7de170b 100644
--- a/reactos/subsys/system/explorer/explorer.cpp
+++ b/reactos/subsys/system/explorer/explorer.cpp
@@ -28,7 +28,7 @@
  //
 
 
-#include "precomp.h"
+#include <precomp.h>
 
 #include "resource.h"
 
diff --git a/reactos/subsys/system/explorer/precomp.cpp b/reactos/subsys/system/explorer/precomp.cpp
index f8e7255fe0e..eeef9c837fe 100644
--- a/reactos/subsys/system/explorer/precomp.cpp
+++ b/reactos/subsys/system/explorer/precomp.cpp
@@ -25,4 +25,4 @@
  // Martin Fuchs, 17.05.2004
  //
 
-#include "precomp.h"
+#include <precomp.h>
diff --git a/reactos/subsys/system/explorer/services/shellservices.cpp b/reactos/subsys/system/explorer/services/shellservices.cpp
index 4b47ce87423..48b3caa90bb 100644
--- a/reactos/subsys/system/explorer/services/shellservices.cpp
+++ b/reactos/subsys/system/explorer/services/shellservices.cpp
@@ -26,7 +26,7 @@
  //
 
 
-#include "precomp.h"
+#include <precomp.h>
 
 #include "shellservices.h"
 
diff --git a/reactos/subsys/system/explorer/shell/entries.cpp b/reactos/subsys/system/explorer/shell/entries.cpp
index ab75f9d4a04..691433e6912 100644
--- a/reactos/subsys/system/explorer/shell/entries.cpp
+++ b/reactos/subsys/system/explorer/shell/entries.cpp
@@ -26,7 +26,7 @@
  //
 
 
-#include "precomp.h"
+#include <precomp.h>
 
 //#include "entries.h"
 
diff --git a/reactos/subsys/system/explorer/shell/fatfs.cpp b/reactos/subsys/system/explorer/shell/fatfs.cpp
index 72927c7dedc..388686f175e 100644
--- a/reactos/subsys/system/explorer/shell/fatfs.cpp
+++ b/reactos/subsys/system/explorer/shell/fatfs.cpp
@@ -26,7 +26,7 @@
  //
 
 
-#include "precomp.h"
+#include <precomp.h>
 
 #include "fatfs.h"
 
diff --git a/reactos/subsys/system/explorer/shell/filechild.cpp b/reactos/subsys/system/explorer/shell/filechild.cpp
index 27c6709c94b..22ec8ed0773 100644
--- a/reactos/subsys/system/explorer/shell/filechild.cpp
+++ b/reactos/subsys/system/explorer/shell/filechild.cpp
@@ -26,7 +26,7 @@
  //
 
 
-#include "precomp.h"
+#include <precomp.h>
 
 #include "ntobjfs.h"
 #include "regfs.h"
diff --git a/reactos/subsys/system/explorer/shell/mainframe.cpp b/reactos/subsys/system/explorer/shell/mainframe.cpp
index f5d65a0b226..39c9bc7af4e 100644
--- a/reactos/subsys/system/explorer/shell/mainframe.cpp
+++ b/reactos/subsys/system/explorer/shell/mainframe.cpp
@@ -26,7 +26,7 @@
  //
 
 
-#include "precomp.h"
+#include <precomp.h>
 
 /* We can't include webchild.h here - otherwise MinGW produces errors like: "multiple definition of `QACONTAINERFLAGS'"
 #include "webchild.h"
diff --git a/reactos/subsys/system/explorer/shell/ntobjfs.cpp b/reactos/subsys/system/explorer/shell/ntobjfs.cpp
index f7e86a0a691..906dc64ad81 100644
--- a/reactos/subsys/system/explorer/shell/ntobjfs.cpp
+++ b/reactos/subsys/system/explorer/shell/ntobjfs.cpp
@@ -26,7 +26,7 @@
  //
 
 
-#include "precomp.h"
+#include <precomp.h>
 
 #include "ntobjfs.h"
 //#include "winfs.h"
diff --git a/reactos/subsys/system/explorer/shell/pane.cpp b/reactos/subsys/system/explorer/shell/pane.cpp
index ef0744b157a..d8e46301d62 100644
--- a/reactos/subsys/system/explorer/shell/pane.cpp
+++ b/reactos/subsys/system/explorer/shell/pane.cpp
@@ -26,7 +26,7 @@
  //
 
 
-#include "precomp.h"
+#include <precomp.h>
 
 #include "../resource.h"
 
diff --git a/reactos/subsys/system/explorer/shell/regfs.cpp b/reactos/subsys/system/explorer/shell/regfs.cpp
index 1f6506d62f0..5437fd972cf 100644
--- a/reactos/subsys/system/explorer/shell/regfs.cpp
+++ b/reactos/subsys/system/explorer/shell/regfs.cpp
@@ -26,7 +26,7 @@
  //
 
 
-#include "precomp.h"
+#include <precomp.h>
 
 #include "regfs.h"
 
diff --git a/reactos/subsys/system/explorer/shell/shellbrowser.cpp b/reactos/subsys/system/explorer/shell/shellbrowser.cpp
index c0762376cde..f47dd29f395 100644
--- a/reactos/subsys/system/explorer/shell/shellbrowser.cpp
+++ b/reactos/subsys/system/explorer/shell/shellbrowser.cpp
@@ -26,7 +26,7 @@
  //
 
 
-#include "precomp.h"
+#include <precomp.h>
 
 #include "../resource.h"
 
diff --git a/reactos/subsys/system/explorer/shell/shellfs.cpp b/reactos/subsys/system/explorer/shell/shellfs.cpp
index afb0e9e484b..9026e6fafbe 100644
--- a/reactos/subsys/system/explorer/shell/shellfs.cpp
+++ b/reactos/subsys/system/explorer/shell/shellfs.cpp
@@ -26,7 +26,7 @@
  //
 
 
-#include "precomp.h"
+#include <precomp.h>
 
 //#include "shellfs.h"
 //#include "winfs.h"
diff --git a/reactos/subsys/system/explorer/shell/unixfs.cpp b/reactos/subsys/system/explorer/shell/unixfs.cpp
index 7e5dd1f9a34..dd5dfaacc70 100644
--- a/reactos/subsys/system/explorer/shell/unixfs.cpp
+++ b/reactos/subsys/system/explorer/shell/unixfs.cpp
@@ -28,7 +28,7 @@
 
 #ifdef __WINE__
 
-#include "precomp.h"
+#include <precomp.h>
 
 //#include "unixfs.h"
 
diff --git a/reactos/subsys/system/explorer/shell/webchild.cpp b/reactos/subsys/system/explorer/shell/webchild.cpp
index fe73696b9d1..d77fdb6e92f 100644
--- a/reactos/subsys/system/explorer/shell/webchild.cpp
+++ b/reactos/subsys/system/explorer/shell/webchild.cpp
@@ -26,7 +26,7 @@
  //
 
 
-#include "precomp.h"
+#include <precomp.h>
 
 #include "../resource.h"
 
diff --git a/reactos/subsys/system/explorer/shell/winfs.cpp b/reactos/subsys/system/explorer/shell/winfs.cpp
index a05994e45ce..574daa67dd2 100644
--- a/reactos/subsys/system/explorer/shell/winfs.cpp
+++ b/reactos/subsys/system/explorer/shell/winfs.cpp
@@ -26,7 +26,7 @@
  //
 
 
-#include "precomp.h"
+#include <precomp.h>
 
 //#include "winfs.h"
 
diff --git a/reactos/subsys/system/explorer/taskbar/desktopbar.cpp b/reactos/subsys/system/explorer/taskbar/desktopbar.cpp
index a35aa97b87a..582a4616c23 100644
--- a/reactos/subsys/system/explorer/taskbar/desktopbar.cpp
+++ b/reactos/subsys/system/explorer/taskbar/desktopbar.cpp
@@ -26,7 +26,7 @@
  //
 
 
-#include "precomp.h"
+#include <precomp.h>
 
 #include "../resource.h"
 
diff --git a/reactos/subsys/system/explorer/taskbar/favorites.cpp b/reactos/subsys/system/explorer/taskbar/favorites.cpp
index 76e9ee6e2ff..edfddaae4ef 100644
--- a/reactos/subsys/system/explorer/taskbar/favorites.cpp
+++ b/reactos/subsys/system/explorer/taskbar/favorites.cpp
@@ -26,7 +26,7 @@
  //
 
 
-#include "precomp.h"
+#include <precomp.h>
 
 #include "startmenu.h"
 
diff --git a/reactos/subsys/system/explorer/taskbar/quicklaunch.cpp b/reactos/subsys/system/explorer/taskbar/quicklaunch.cpp
index b852a185f1e..1cc3b7a80f9 100644
--- a/reactos/subsys/system/explorer/taskbar/quicklaunch.cpp
+++ b/reactos/subsys/system/explorer/taskbar/quicklaunch.cpp
@@ -26,7 +26,7 @@
  //
 
 
-#include "precomp.h"
+#include <precomp.h>
 
 #include "../resource.h"
 
diff --git a/reactos/subsys/system/explorer/taskbar/startmenu.cpp b/reactos/subsys/system/explorer/taskbar/startmenu.cpp
index 45bd331c97a..cee4842cfcc 100644
--- a/reactos/subsys/system/explorer/taskbar/startmenu.cpp
+++ b/reactos/subsys/system/explorer/taskbar/startmenu.cpp
@@ -30,7 +30,7 @@
  //
 
 
-#include "precomp.h"
+#include <precomp.h>
 
 #include "../resource.h"
 
diff --git a/reactos/subsys/system/explorer/taskbar/taskbar.cpp b/reactos/subsys/system/explorer/taskbar/taskbar.cpp
index dfdb5e3e315..4d608709945 100644
--- a/reactos/subsys/system/explorer/taskbar/taskbar.cpp
+++ b/reactos/subsys/system/explorer/taskbar/taskbar.cpp
@@ -26,7 +26,7 @@
  //
 
 
-#include "precomp.h"
+#include <precomp.h>
 
 #include "taskbar.h"
 #include "traynotify.h"	// for NOTIFYAREA_WIDTH_DEF
diff --git a/reactos/subsys/system/explorer/taskbar/traynotify.cpp b/reactos/subsys/system/explorer/taskbar/traynotify.cpp
index 83cc294978c..02273920ece 100644
--- a/reactos/subsys/system/explorer/taskbar/traynotify.cpp
+++ b/reactos/subsys/system/explorer/taskbar/traynotify.cpp
@@ -26,7 +26,7 @@
  //
 
 
-#include "precomp.h"
+#include <precomp.h>
 
 #include "../resource.h"
 
diff --git a/reactos/subsys/system/explorer/utility/dragdropimpl.cpp b/reactos/subsys/system/explorer/utility/dragdropimpl.cpp
index e92f42cebbc..f763a47e1ff 100644
--- a/reactos/subsys/system/explorer/utility/dragdropimpl.cpp
+++ b/reactos/subsys/system/explorer/utility/dragdropimpl.cpp
@@ -1,4 +1,4 @@
-#include "precomp.h"
+#include <precomp.h>
 
 /**************************************************************************
    THIS CODE AND INFORMATION IS PROVIDED 'AS IS' WITHOUT WARRANTY OF
diff --git a/reactos/subsys/system/explorer/utility/shellbrowserimpl.cpp b/reactos/subsys/system/explorer/utility/shellbrowserimpl.cpp
index 01c49846489..61b11c53c5c 100644
--- a/reactos/subsys/system/explorer/utility/shellbrowserimpl.cpp
+++ b/reactos/subsys/system/explorer/utility/shellbrowserimpl.cpp
@@ -28,7 +28,7 @@
  //
 
 
-#include "precomp.h"
+#include <precomp.h>
 
 
 HRESULT IShellBrowserImpl::QueryInterface(REFIID iid, void** ppvObject)
diff --git a/reactos/subsys/system/explorer/utility/shellclasses.cpp b/reactos/subsys/system/explorer/utility/shellclasses.cpp
index 1070e853333..0e58451d3a2 100644
--- a/reactos/subsys/system/explorer/utility/shellclasses.cpp
+++ b/reactos/subsys/system/explorer/utility/shellclasses.cpp
@@ -28,7 +28,7 @@
  //
 
 
-#include "precomp.h"
+#include <precomp.h>
 
 
 #ifdef _MS_VER
diff --git a/reactos/subsys/system/explorer/utility/utility.cpp b/reactos/subsys/system/explorer/utility/utility.cpp
index 8d6f9ab542f..3110555da6d 100644
--- a/reactos/subsys/system/explorer/utility/utility.cpp
+++ b/reactos/subsys/system/explorer/utility/utility.cpp
@@ -26,7 +26,7 @@
  //
 
 
-#include "precomp.h"
+#include <precomp.h>
 
 //#include <shellapi.h>
 
diff --git a/reactos/subsys/system/explorer/utility/window.cpp b/reactos/subsys/system/explorer/utility/window.cpp
index 626dac8067d..ad2a8f820d7 100644
--- a/reactos/subsys/system/explorer/utility/window.cpp
+++ b/reactos/subsys/system/explorer/utility/window.cpp
@@ -26,7 +26,7 @@
  //
 
 
-#include "precomp.h"
+#include <precomp.h>
 
 #include "../resource.h"	// for ID_GO_BACK, ...
 
diff --git a/reactos/subsys/system/explorer/utility/xmlstorage.cpp b/reactos/subsys/system/explorer/utility/xmlstorage.cpp
index 2d87601498f..0a2dc79d8a7 100644
--- a/reactos/subsys/system/explorer/utility/xmlstorage.cpp
+++ b/reactos/subsys/system/explorer/utility/xmlstorage.cpp
@@ -37,7 +37,7 @@
 */
 
 //#include "xmlstorage.h"
-#include "precomp.h"
+#include <precomp.h>
 
 
  // work around GCC's wide string constant bug