diff --git a/Makefile.pre.in b/Makefile.pre.in
index a341e63..e949653 100644
--- a/Makefile.pre.in
+++ b/Makefile.pre.in
@@ -879,22 +879,6 @@ libinstall:	build_all $(srcdir)/Lib/$(PLATDIR)
 		done; \
 	done
 	$(INSTALL_DATA) $(srcdir)/LICENSE $(DESTDIR)$(LIBDEST)/LICENSE.txt
-	PYTHONPATH=$(DESTDIR)$(LIBDEST)  $(RUNSHARED) \
-		./$(BUILDPYTHON) -Wi -tt $(DESTDIR)$(LIBDEST)/compileall.py \
-		-d $(LIBDEST) -f \
-		-x 'bad_coding|badsyntax|site-packages' $(DESTDIR)$(LIBDEST)
-	PYTHONPATH=$(DESTDIR)$(LIBDEST) $(RUNSHARED) \
-		./$(BUILDPYTHON) -Wi -tt -O $(DESTDIR)$(LIBDEST)/compileall.py \
-		-d $(LIBDEST) -f \
-		-x 'bad_coding|badsyntax|site-packages' $(DESTDIR)$(LIBDEST)
-	-PYTHONPATH=$(DESTDIR)$(LIBDEST)  $(RUNSHARED) \
-		./$(BUILDPYTHON) -Wi -t $(DESTDIR)$(LIBDEST)/compileall.py \
-		-d $(LIBDEST)/site-packages -f \
-		-x badsyntax $(DESTDIR)$(LIBDEST)/site-packages
-	-PYTHONPATH=$(DESTDIR)$(LIBDEST) $(RUNSHARED) \
-		./$(BUILDPYTHON) -Wi -t -O $(DESTDIR)$(LIBDEST)/compileall.py \
-		-d $(LIBDEST)/site-packages -f \
-		-x badsyntax $(DESTDIR)$(LIBDEST)/site-packages
 	-PYTHONPATH=$(DESTDIR)$(LIBDEST) $(RUNSHARED) \
 		./$(BUILDPYTHON) -Wi -t -c "import lib2to3.pygram, lib2to3.patcomp;lib2to3.patcomp.PatternCompiler()"
 
