diff -up khal-0.7.0/doc/source/Makefile.py3 khal-0.7.0/doc/source/Makefile
--- khal-0.7.0/doc/source/Makefile.py3 2016-04-02 10:14:11.719092434 +0200
+++ khal-0.7.0/doc/source/Makefile 2016-04-02 10:14:24.016102937 +0200
@@ -1,4 +1,4 @@
configspec.rst: ../../../khal-0.7.0/khal/settings/khal.spec generate_config.py
- python generate_config.py > configspec.rst
+ python3 generate_config.py > configspec.rst
.PHONY: configspec.rst