diff --git a/src/makefiles/Makefile.win32 b/src/makefiles/Makefile.win32
index 17d6819644..609156382f 100644
--- a/src/makefiles/Makefile.win32
+++ b/src/makefiles/Makefile.win32
@@ -65,21 +65,12 @@ endif
  # win32ver.rc or furnish a rule for generating one.  Set $(PGFILEDESC) to
  # signal win32ver.rc availability to the dll build rule below.
  ifndef PGXS
-win32ver.rc: $(top_srcdir)/src/port/win32ver.rc
-   sed -e 's;FILEDESC;$(PGFILEDESC);' \
-       -e 's;VFT_APP;$(PGFTYPE);' \
-       -e 's;_ICO_;$(PGICOSTR);' \
-       -e 's;\(VERSION.*\),0 *$$;\1,'`date '+%y%j' | sed 's/^0*//'`';' \
-       -e '/_INTERNAL_NAME_/$(if $(shlib),s;_INTERNAL_NAME_;"$(basename $(shlib))";,d)' \
-       -e '/_ORIGINAL_NAME_/$(if $(shlib),s;_ORIGINAL_NAME_;"$(shlib)";,d)' \
-     $< >$@
-
  # Depend on Makefile.global to force rebuild on re-run of configure.
  win32ver.rc: $(top_builddir)/src/Makefile.global
  endif

-win32ver.o: win32ver.rc
-   $(WINDRES) -i $< -o $@ --include-dir=$(top_builddir)/src/include --include-dir=$(srcdir)
+win32ver.o: $(top_srcdir)/src/port/win32ver.rc
+   $(WINDRES) -i $< -o $@ --include-dir=$(top_builddir)/src/include --include-dir=$(srcdir) -D FILEDESC=$(PGFILEDESC) -D VFT_APP=$(PGFTYPE) -D_ICO_=$(PGICOSTR) -D_INTERNAL_NAME_=$(if $(shlib),s;_INTERNAL_NAME_;"$(basename $(shlib))";,d) -D_ORIGINAL_NAME_=$(if $(shlib),s;_ORIGINAL_NAME_;"$(shlib)";,d)