diff -urb deltarpm-3.6/Makefile deltarpm-3.6b/Makefile
--- deltarpm-3.6/Makefile	2013-06-07 16:02:18.000000000 +0100
+++ deltarpm-3.6b/Makefile	2018-07-14 22:36:28.105979631 +0100
@@ -12,7 +12,7 @@
 CPPFLAGS = -fPIC -DDELTARPM_64BIT -DBSDIFF_NO_SUF -DRPMDUMPHEADER=\"$(rpmdumpheader)\" $(zlibcppflags)
 LDLIBS = -lbz2 $(zlibldflags) -llzma
 LDFLAGS =
-PYTHONS = python python3
+PYTHONS = python3
 
 all: makedeltarpm applydeltarpm rpmdumpheader makedeltaiso applydeltaiso combinedeltarpm fragiso