diff --git a/Makefile b/Makefile
index 29099b1..efd74f5 100755
--- a/Makefile
+++ b/Makefile
@@ -118,7 +118,7 @@ timing:	$(TWRFILE)
 #	../tools/picoasm/picoasm -t ../tools/picoasm/ROM_form.vhd -i $<
 
 src/wb_interconnect.vhd:	src/wishbone.defines tools/wishbone.pl
-	cd src && ../tools/wishbone.pl -nogui wishbone.defines
+	cd src && dos2unix wishbone.defines && ../tools/wishbone.pl -nogui wishbone.defines
 
 coregen/%.vhd coregen/%.ngc:	coregen/%.xco coregen/coregen.cgp
 	$(COREGEN) -p coregen/coregen.cgp -b $< -r
diff --git a/tools/wishbone.pl b/tools/wishbone.pl
index 8918b64..3dfc846 100755
--- a/tools/wishbone.pl
+++ b/tools/wishbone.pl
@@ -1,6 +1,6 @@
 #!/usr/bin/perl
 
-use Tk;
+#use Tk;
 use Time::Local;
 
 #