diff --git a/reactos/rules.mak b/reactos/rules.mak
index 108445fec5d..fab4abcc17b 100644
--- a/reactos/rules.mak
+++ b/reactos/rules.mak
@@ -134,6 +134,7 @@ export MKHIVE = $(Q)$(TOOLS_PATH)/mkhive/mkhive
 export CDMAKE = $(Q)$(TOOLS_PATH)/cdmake/cdmake
 export BIN2RES = $(Q)$(TOOLS_PATH)/bin2res/bin2res
 export XSLTPROC = $(Q)xsltproc
+export MS2PS = $(Q)$(TOOLS_PATH)/ms2ps/ms2ps
 
 export STD_CFLAGS = -I$(PATH_TO_TOP)/include -I$(W32API_PATH)/include -pipe -march=i386 -D_M_IX86
 export STD_CPPFLAGS = $(STD_CFLAGS)
diff --git a/reactos/tools/helper.mk b/reactos/tools/helper.mk
index fe6096af0d0..a9d31a35eb1 100644
--- a/reactos/tools/helper.mk
+++ b/reactos/tools/helper.mk
@@ -1,4 +1,4 @@
-# $Id: helper.mk,v 1.76 2004/08/15 16:38:59 chorns Exp $
+# $Id: helper.mk,v 1.77 2004/08/27 18:24:28 arty Exp $
 #
 # Helper makefile for ReactOS modules
 # Variables this makefile accepts:
@@ -1082,6 +1082,11 @@ endif
 	$(WINEBUILD) $(DEFS) -o $@ --def $<
 %.i: %.c
 	$(CC) $(TARGET_CFLAGS) -E $< > $@
+
+# rule for msvc conversion
+%.c: %_msvc.c
+	$(MS2PS) -try try -except except -finally finally < $< > $@
+
 # Kill implicit rule
 .o:;