diff -urNad xfonts-kappa20.orig/xfonts-kappa20-0.396/debian/rules xfonts-kappa20/xfonts-kappa20-0.396/debian/rules
--- xfonts-kappa20.orig/xfonts-kappa20-0.396/debian/rules	2015-02-12 12:49:43.786007532 +0000
+++ xfonts-kappa20/xfonts-kappa20-0.396/debian/rules	2015-02-12 12:53:02.150602536 +0000
@@ -24,7 +24,7 @@
 	dh_testdir
 
 	# Add here commands to compile the package.
-	cd $(KAPPADIR) && $(MAKE) all
+	cd $(KAPPADIR) && $(MAKE) all GZIP="-9n"
 
 	touch build-stamp