--- a/debian/rules	2019-10-04 07:33:48.292194331 +0100
--- b/debian/rules	2019-10-04 07:43:28.047189552 +0100
@@ -53,6 +53,9 @@
 	sed -i -e 's|PREFIX/lib|PREFIX/lib/checkinstall|' \
 		$(TMPDIR)/usr/bin/installwatch
 
+	# Remove absolute buildpath
+	sed -i -e 's|^INSTALLDIR=.*|INSTALLDIR=/usr|' $(TMPDIR)/usr/bin/checkinstall
+
 	# Remove unwanted makepak binary
 	rm -f $(TMPDIR)/usr/bin/makepak