diff --git a/reactos/dll/win32/mpr/auth.c b/reactos/dll/win32/mpr/auth.c
index a112e114ff7..bf5c671f883 100644
--- a/reactos/dll/win32/mpr/auth.c
+++ b/reactos/dll/win32/mpr/auth.c
@@ -18,17 +18,7 @@
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  */
 
-#define WIN32_NO_STATUS
-
-#include <stdarg.h>
-
-#include <windef.h>
-#include <winbase.h>
-#include <winnetwk.h>
-#include <wine/debug.h>
-
-WINE_DEFAULT_DEBUG_CHANNEL(mpr);
-
+#include "precomp.h"
 
 /*****************************************************************
  *  WNetLogoffA [MPR.@]
diff --git a/reactos/dll/win32/mpr/lang/mpr_Bg.rc b/reactos/dll/win32/mpr/lang/mpr_Bg.rc
index a3f15a6c87c..72debde3314 100644
--- a/reactos/dll/win32/mpr/lang/mpr_Bg.rc
+++ b/reactos/dll/win32/mpr/lang/mpr_Bg.rc
@@ -18,8 +18,6 @@
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  */
 
-#include "mprres.h"
-
 LANGUAGE LANG_BULGARIAN, SUBLANG_DEFAULT
 
 STRINGTABLE
diff --git a/reactos/dll/win32/mpr/lang/mpr_Cs.rc b/reactos/dll/win32/mpr/lang/mpr_Cs.rc
index 2bbdf3b1804..801fedc4c6a 100644
--- a/reactos/dll/win32/mpr/lang/mpr_Cs.rc
+++ b/reactos/dll/win32/mpr/lang/mpr_Cs.rc
@@ -19,8 +19,6 @@
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  */
 
-#include "mprres.h"
-
 LANGUAGE LANG_CZECH, SUBLANG_DEFAULT
 
 /* Czech strings in CP1250 */
diff --git a/reactos/dll/win32/mpr/lang/mpr_Da.rc b/reactos/dll/win32/mpr/lang/mpr_Da.rc
index ae03903a2f4..64f67a603ab 100644
--- a/reactos/dll/win32/mpr/lang/mpr_Da.rc
+++ b/reactos/dll/win32/mpr/lang/mpr_Da.rc
@@ -18,8 +18,6 @@
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  */
 
-#include "mprres.h"
-
 LANGUAGE LANG_DANISH, SUBLANG_DEFAULT
 
 STRINGTABLE
diff --git a/reactos/dll/win32/mpr/lang/mpr_De.rc b/reactos/dll/win32/mpr/lang/mpr_De.rc
index 566529f89fb..7fa736ced58 100644
--- a/reactos/dll/win32/mpr/lang/mpr_De.rc
+++ b/reactos/dll/win32/mpr/lang/mpr_De.rc
@@ -18,8 +18,6 @@
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  */
 
-#include "mprres.h"
-
 #pragma code_page(65001)
 
 LANGUAGE LANG_GERMAN, SUBLANG_NEUTRAL
diff --git a/reactos/dll/win32/mpr/lang/mpr_En.rc b/reactos/dll/win32/mpr/lang/mpr_En.rc
index cf369c60f9e..360698f67cc 100644
--- a/reactos/dll/win32/mpr/lang/mpr_En.rc
+++ b/reactos/dll/win32/mpr/lang/mpr_En.rc
@@ -18,8 +18,6 @@
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  */
 
-#include "mprres.h"
-
 LANGUAGE LANG_ENGLISH, SUBLANG_DEFAULT
 
 STRINGTABLE
diff --git a/reactos/dll/win32/mpr/lang/mpr_Es.rc b/reactos/dll/win32/mpr/lang/mpr_Es.rc
index 72951354830..3e261b30645 100644
--- a/reactos/dll/win32/mpr/lang/mpr_Es.rc
+++ b/reactos/dll/win32/mpr/lang/mpr_Es.rc
@@ -18,8 +18,6 @@
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  */
 
-#include "mprres.h"
-
 LANGUAGE LANG_SPANISH, SUBLANG_NEUTRAL
 
 STRINGTABLE
diff --git a/reactos/dll/win32/mpr/lang/mpr_Fr.rc b/reactos/dll/win32/mpr/lang/mpr_Fr.rc
index 700afc10c04..1427bbd5f89 100644
--- a/reactos/dll/win32/mpr/lang/mpr_Fr.rc
+++ b/reactos/dll/win32/mpr/lang/mpr_Fr.rc
@@ -19,8 +19,6 @@
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  */
 
-#include "mprres.h"
-
 /* UTF-8 */
 #pragma code_page(65001)
 
diff --git a/reactos/dll/win32/mpr/lang/mpr_He.rc b/reactos/dll/win32/mpr/lang/mpr_He.rc
index c4642402606..aec9ef2f95a 100644
--- a/reactos/dll/win32/mpr/lang/mpr_He.rc
+++ b/reactos/dll/win32/mpr/lang/mpr_He.rc
@@ -20,8 +20,6 @@
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  */
 
-#include "mprres.h"
-
 LANGUAGE LANG_HEBREW, SUBLANG_DEFAULT
 
 STRINGTABLE
diff --git a/reactos/dll/win32/mpr/lang/mpr_Hu.rc b/reactos/dll/win32/mpr/lang/mpr_Hu.rc
index 9870a6dd0d2..46fbf7f8de3 100644
--- a/reactos/dll/win32/mpr/lang/mpr_Hu.rc
+++ b/reactos/dll/win32/mpr/lang/mpr_Hu.rc
@@ -18,8 +18,6 @@
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  */
 
-#include "mprres.h"
-
 LANGUAGE LANG_HUNGARIAN, SUBLANG_DEFAULT
 
 STRINGTABLE
diff --git a/reactos/dll/win32/mpr/lang/mpr_It.rc b/reactos/dll/win32/mpr/lang/mpr_It.rc
index 3a6a2f86661..5c046cbb8f3 100644
--- a/reactos/dll/win32/mpr/lang/mpr_It.rc
+++ b/reactos/dll/win32/mpr/lang/mpr_It.rc
@@ -19,8 +19,6 @@
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  */
 
-#include "mprres.h"
-
 LANGUAGE LANG_ITALIAN, SUBLANG_NEUTRAL
 
 STRINGTABLE
diff --git a/reactos/dll/win32/mpr/lang/mpr_Ja.rc b/reactos/dll/win32/mpr/lang/mpr_Ja.rc
index 0bd8ac57537..03158e2b21a 100644
--- a/reactos/dll/win32/mpr/lang/mpr_Ja.rc
+++ b/reactos/dll/win32/mpr/lang/mpr_Ja.rc
@@ -18,8 +18,6 @@
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  */
 
-#include "mprres.h"
-
 /* UTF-8 */
 #pragma code_page(65001)
 
diff --git a/reactos/dll/win32/mpr/lang/mpr_Ko.rc b/reactos/dll/win32/mpr/lang/mpr_Ko.rc
index 13bc0b8c82a..26425d66ae6 100644
--- a/reactos/dll/win32/mpr/lang/mpr_Ko.rc
+++ b/reactos/dll/win32/mpr/lang/mpr_Ko.rc
@@ -19,8 +19,6 @@
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  */
 
-#include "mprres.h"
-
 LANGUAGE LANG_KOREAN, SUBLANG_DEFAULT
 
 STRINGTABLE
diff --git a/reactos/dll/win32/mpr/lang/mpr_Lt.rc b/reactos/dll/win32/mpr/lang/mpr_Lt.rc
index b72fe1d432a..2a6727cfbfb 100644
--- a/reactos/dll/win32/mpr/lang/mpr_Lt.rc
+++ b/reactos/dll/win32/mpr/lang/mpr_Lt.rc
@@ -18,8 +18,6 @@
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  */
 
-#include "mprres.h"
-
 /* UTF-8 */
 #pragma code_page(65001)
 
diff --git a/reactos/dll/win32/mpr/lang/mpr_Nl.rc b/reactos/dll/win32/mpr/lang/mpr_Nl.rc
index 611539fbf49..0f218ab99a1 100644
--- a/reactos/dll/win32/mpr/lang/mpr_Nl.rc
+++ b/reactos/dll/win32/mpr/lang/mpr_Nl.rc
@@ -19,8 +19,6 @@
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  */
 
-#include "mprres.h"
-
 LANGUAGE LANG_DUTCH, SUBLANG_NEUTRAL
 
 STRINGTABLE
diff --git a/reactos/dll/win32/mpr/lang/mpr_No.rc b/reactos/dll/win32/mpr/lang/mpr_No.rc
index 3035508bf40..af5758e7f90 100644
--- a/reactos/dll/win32/mpr/lang/mpr_No.rc
+++ b/reactos/dll/win32/mpr/lang/mpr_No.rc
@@ -18,8 +18,6 @@
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  */
 
-#include "mprres.h"
-
 LANGUAGE LANG_NORWEGIAN, SUBLANG_NORWEGIAN_BOKMAL
 
 STRINGTABLE
diff --git a/reactos/dll/win32/mpr/lang/mpr_Pl.rc b/reactos/dll/win32/mpr/lang/mpr_Pl.rc
index 90a5fa1ee5e..13c4dacfa1c 100644
--- a/reactos/dll/win32/mpr/lang/mpr_Pl.rc
+++ b/reactos/dll/win32/mpr/lang/mpr_Pl.rc
@@ -19,8 +19,6 @@
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  */
 
-#include "mprres.h"
-
 LANGUAGE LANG_POLISH, SUBLANG_DEFAULT
 
 STRINGTABLE
diff --git a/reactos/dll/win32/mpr/lang/mpr_Pt.rc b/reactos/dll/win32/mpr/lang/mpr_Pt.rc
index 27527a06985..df7e70552f1 100644
--- a/reactos/dll/win32/mpr/lang/mpr_Pt.rc
+++ b/reactos/dll/win32/mpr/lang/mpr_Pt.rc
@@ -19,8 +19,6 @@
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  */
 
-#include "mprres.h"
-
 #pragma code_page(65001)
 
 LANGUAGE LANG_PORTUGUESE, SUBLANG_NEUTRAL
diff --git a/reactos/dll/win32/mpr/lang/mpr_Ro.rc b/reactos/dll/win32/mpr/lang/mpr_Ro.rc
index ead1d420933..f0dd10b5f00 100644
--- a/reactos/dll/win32/mpr/lang/mpr_Ro.rc
+++ b/reactos/dll/win32/mpr/lang/mpr_Ro.rc
@@ -17,8 +17,6 @@
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  */
 
-#include "mprres.h"
-
 LANGUAGE LANG_ROMANIAN, SUBLANG_NEUTRAL
 
 #pragma code_page(65001)
diff --git a/reactos/dll/win32/mpr/lang/mpr_Ru.rc b/reactos/dll/win32/mpr/lang/mpr_Ru.rc
index 1e1ffe76581..94f78b5bc32 100644
--- a/reactos/dll/win32/mpr/lang/mpr_Ru.rc
+++ b/reactos/dll/win32/mpr/lang/mpr_Ru.rc
@@ -18,8 +18,6 @@
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  */
 
-#include "mprres.h"
-
 /* UTF-8 */
 #pragma code_page(65001)
 
diff --git a/reactos/dll/win32/mpr/lang/mpr_Si.rc b/reactos/dll/win32/mpr/lang/mpr_Si.rc
index c9098f2abd5..cbbf4110d77 100644
--- a/reactos/dll/win32/mpr/lang/mpr_Si.rc
+++ b/reactos/dll/win32/mpr/lang/mpr_Si.rc
@@ -18,8 +18,6 @@
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  */
 
-#include "mprres.h"
-
 #pragma code_page(65001)
 
 LANGUAGE LANG_SLOVENIAN, SUBLANG_DEFAULT
diff --git a/reactos/dll/win32/mpr/lang/mpr_Sv.rc b/reactos/dll/win32/mpr/lang/mpr_Sv.rc
index c1da38ca846..1f962cbf1e5 100644
--- a/reactos/dll/win32/mpr/lang/mpr_Sv.rc
+++ b/reactos/dll/win32/mpr/lang/mpr_Sv.rc
@@ -18,8 +18,6 @@
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  */
 
-#include "mprres.h"
-
 LANGUAGE LANG_SWEDISH, SUBLANG_NEUTRAL
 
 STRINGTABLE
diff --git a/reactos/dll/win32/mpr/lang/mpr_Tr.rc b/reactos/dll/win32/mpr/lang/mpr_Tr.rc
index 5890e7bd5fb..e0011e5cdb1 100644
--- a/reactos/dll/win32/mpr/lang/mpr_Tr.rc
+++ b/reactos/dll/win32/mpr/lang/mpr_Tr.rc
@@ -18,8 +18,6 @@
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  */
 
-#include "mprres.h"
-
 LANGUAGE LANG_TURKISH, SUBLANG_DEFAULT
 
 STRINGTABLE
diff --git a/reactos/dll/win32/mpr/lang/mpr_Uk.rc b/reactos/dll/win32/mpr/lang/mpr_Uk.rc
index 35ddf3c48e0..68d3ae7a6a2 100644
--- a/reactos/dll/win32/mpr/lang/mpr_Uk.rc
+++ b/reactos/dll/win32/mpr/lang/mpr_Uk.rc
@@ -19,8 +19,6 @@
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  */
 
-#include "mprres.h"
-
 /* UTF-8 */
 #pragma code_page(65001)
 
diff --git a/reactos/dll/win32/mpr/lang/mpr_Zh.rc b/reactos/dll/win32/mpr/lang/mpr_Zh.rc
index bd82626cd9a..f88046420b8 100644
--- a/reactos/dll/win32/mpr/lang/mpr_Zh.rc
+++ b/reactos/dll/win32/mpr/lang/mpr_Zh.rc
@@ -18,8 +18,6 @@
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  */
 
-#include "mprres.h"
-
 /* Chinese text is encoded in UTF-8 */
 #pragma code_page(65001)
 
diff --git a/reactos/dll/win32/mpr/mpr.rc b/reactos/dll/win32/mpr/mpr.rc
index 4e65a790013..bc1cc70a684 100644
--- a/reactos/dll/win32/mpr/mpr.rc
+++ b/reactos/dll/win32/mpr/mpr.rc
@@ -17,10 +17,10 @@
  * License along with this library; if not, write to the Free Software
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  */
-//#include "windef.h"
-//#include "winbase.h"
-//#include "winuser.h"
-//#include "mprres.h"
+
+#include <winuser.h>
+
+#include "mprres.h"
 
 #include "version.rc"
 
diff --git a/reactos/dll/win32/mpr/mpr_main.c b/reactos/dll/win32/mpr/mpr_main.c
index fb4fee265f1..e319a0d59d5 100644
--- a/reactos/dll/win32/mpr/mpr_main.c
+++ b/reactos/dll/win32/mpr/mpr_main.c
@@ -18,19 +18,9 @@
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  */
 
-#define WIN32_NO_STATUS
-
-#include <stdarg.h>
-
-#include <windef.h>
-#include <winbase.h>
-//#include "objbase.h"
-//#include "winnetwk.h"
-#include <wine/debug.h>
+#include "precomp.h"
 #include "wnetpriv.h"
 
-WINE_DEFAULT_DEBUG_CHANNEL(mpr);
-
  /*
   * FIXME: The following routines should use a private heap ...
   */
diff --git a/reactos/dll/win32/mpr/mprres.h b/reactos/dll/win32/mpr/mprres.h
index f8a86254bee..292b4765260 100644
--- a/reactos/dll/win32/mpr/mprres.h
+++ b/reactos/dll/win32/mpr/mprres.h
@@ -18,9 +18,6 @@
 #ifndef __WINE_MPRRES_H__
 #define __WINE_MPRRES_H__
 
-//#include <windef.h>
-#include <winuser.h>
-
 #define IDS_ENTIRENETWORK 1
 
 #define IDD_PROXYDLG     0x400
diff --git a/reactos/dll/win32/mpr/multinet.c b/reactos/dll/win32/mpr/multinet.c
index dc19f8e6ea2..326c5b14eb6 100644
--- a/reactos/dll/win32/mpr/multinet.c
+++ b/reactos/dll/win32/mpr/multinet.c
@@ -18,17 +18,7 @@
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  */
 
-#define WIN32_NO_STATUS
-
-#include <stdarg.h>
-
-#include <windef.h>
-#include <winbase.h>
-#include <winnetwk.h>
-#include <wine/debug.h>
-
-WINE_DEFAULT_DEBUG_CHANNEL(mpr);
-
+#include "precomp.h"
 
 /*****************************************************************
  *     MultinetGetConnectionPerformanceA [MPR.@]
diff --git a/reactos/dll/win32/mpr/netspi.h b/reactos/dll/win32/mpr/netspi.h
index e00b1a0dfaf..c6bb1ea5216 100644
--- a/reactos/dll/win32/mpr/netspi.h
+++ b/reactos/dll/win32/mpr/netspi.h
@@ -24,9 +24,6 @@
 #ifndef _NETSPI_H_
 #define _NETSPI_H_
 
-//#include "windef.h"
-#include <winnetwk.h>
-
 /*
  * Note: The Unicode variants of all these routines/structures
  *       apparently don't exist, at least not in Win95 ...
diff --git a/reactos/dll/win32/mpr/nps.c b/reactos/dll/win32/mpr/nps.c
index 590bb4fda3c..7137425997e 100644
--- a/reactos/dll/win32/mpr/nps.c
+++ b/reactos/dll/win32/mpr/nps.c
@@ -19,23 +19,9 @@
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  */
 
-#define WIN32_NO_STATUS
-
-#include <config.h>
-
-#include <stdarg.h>
-
-#include <windef.h>
-#include <winbase.h>
-//#include "winuser.h"
-#include <netspi.h>
-#include <wine/debug.h>
-//#include "winerror.h"
-
-WINE_DEFAULT_DEBUG_CHANNEL(mpr);
-
-//#include "wine/unicode.h"
+#include "precomp.h"
 
+#include "netspi.h"
 #include "mprres.h"
 
 /***********************************************************************
diff --git a/reactos/dll/win32/mpr/precomp.h b/reactos/dll/win32/mpr/precomp.h
new file mode 100644
index 00000000000..bdda98b7c2c
--- /dev/null
+++ b/reactos/dll/win32/mpr/precomp.h
@@ -0,0 +1,18 @@
+#ifndef _MPR_PCH_
+#define _MPR_PCH_
+
+#include <config.h>
+
+#include <stdarg.h>
+
+#define WIN32_NO_STATUS
+#include <windef.h>
+#include <winbase.h>
+#include <winuser.h>
+#include <winreg.h>
+#include <winnetwk.h>
+
+#include <wine/debug.h>
+WINE_DEFAULT_DEBUG_CHANNEL(mpr);
+
+#endif /* _MPR_PCH_ */
diff --git a/reactos/dll/win32/mpr/pwcache.c b/reactos/dll/win32/mpr/pwcache.c
index 290331ae4fb..e8db83573aa 100644
--- a/reactos/dll/win32/mpr/pwcache.c
+++ b/reactos/dll/win32/mpr/pwcache.c
@@ -19,19 +19,10 @@
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  */
 
-#define WIN32_NO_STATUS
+#include "precomp.h"
 
-//#include <stdarg.h>
 #include <stdio.h>
 
-#include <windef.h>
-#include <winbase.h>
-#include <winnetwk.h>
-#include <winreg.h>
-#include <wine/debug.h>
-
-WINE_DEFAULT_DEBUG_CHANNEL(mpr);
-
 static const char mpr_key[] = "Software\\Wine\\Wine\\Mpr\\";
 
 static inline BYTE hex( BYTE x )
diff --git a/reactos/dll/win32/mpr/wnet.c b/reactos/dll/win32/mpr/wnet.c
index 806564af909..16d23aa739e 100644
--- a/reactos/dll/win32/mpr/wnet.c
+++ b/reactos/dll/win32/mpr/wnet.c
@@ -20,25 +20,15 @@
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  */
 
-#define WIN32_NO_STATUS
+#include "precomp.h"
 
-//#include <stdarg.h>
-#include <windef.h>
-//#include "winbase.h"
-//#include "winnls.h"
 #include <winioctl.h>
-#include <winnetwk.h>
 #include <npapi.h>
-#include <winreg.h>
-//#include "winuser.h"
 #define WINE_MOUNTMGR_EXTENSIONS
 #include <ddk/mountmgr.h>
-#include <wine/debug.h>
 #include <wine/unicode.h>
-#include "mprres.h"
-//#include "wnetpriv.h"
 
-WINE_DEFAULT_DEBUG_CHANNEL(mpr);
+#include "mprres.h"
 
 /* Data structures representing network service providers.  Assumes only one
  * thread creates them, and that they are constant for the life of the process