diff --git a/reactos/dll/win32/smdll/CMakeLists.txt b/reactos/dll/win32/smdll/CMakeLists.txt
index ba212af1866..6a8026f1fc5 100644
--- a/reactos/dll/win32/smdll/CMakeLists.txt
+++ b/reactos/dll/win32/smdll/CMakeLists.txt
@@ -14,6 +14,7 @@ add_library(smdll SHARED ${SOURCE})
 target_link_libraries(smdll smlib)
 set_entrypoint(smdll DllMainCRTStartup 12)
 add_importlibs(smdll ntdll)
+add_pch(smdll precomp.h)
 add_dependencies(smdll psdk)
 add_cd_file(TARGET smdll DESTINATION reactos/system32 FOR all)
 add_importlib_target(smdll.spec)
diff --git a/reactos/dll/win32/smdll/dllmain.c b/reactos/dll/win32/smdll/dllmain.c
index f49080ec7f5..3d0554e9451 100644
--- a/reactos/dll/win32/smdll/dllmain.c
+++ b/reactos/dll/win32/smdll/dllmain.c
@@ -6,7 +6,7 @@
  * PURPOSE:         SM Helper Library
  */
 
-#include <windows.h>
+#include <precomp.h>
 
 BOOL WINAPI DllMainCRTStartup(HANDLE hinstDll, DWORD fdwReason, LPVOID fImpLoad)
 {
diff --git a/reactos/dll/win32/smdll/precomp.h b/reactos/dll/win32/smdll/precomp.h
new file mode 100644
index 00000000000..24c55447dad
--- /dev/null
+++ b/reactos/dll/win32/smdll/precomp.h
@@ -0,0 +1,6 @@
+#define WIN32_NO_STATUS
+#include <windows.h>
+#define NTOS_MODE_USER
+#include <ndk/lpctypes.h>
+#include <ndk/lpcfuncs.h>
+#include <sm/helper.h>
diff --git a/reactos/dll/win32/smdll/query.c b/reactos/dll/win32/smdll/query.c
index ba502c12dcc..56718d8752c 100644
--- a/reactos/dll/win32/smdll/query.c
+++ b/reactos/dll/win32/smdll/query.c
@@ -5,11 +5,8 @@
  * FILE:            lib/smdll/query.c
  * PURPOSE:         Call SM API SM_API_QUERY_INFORMATION (not in NT)
  */
-#define WIN32_NO_STATUS
-#include <windows.h>
-#define NTOS_MODE_USER
-#include <ndk/ntndk.h>
-#include <sm/helper.h>
+
+#include <precomp.h>
 
 #define NDEBUG
 #include <debug.h>