diff -r c4d22fabf017 -r a7332a53e6dc src/pyams_user_guide.egg-info/requires.txt
--- a/src/pyams_user_guide.egg-info/requires.txt	Sun Mar 11 11:40:48 2018 +0100
+++ b/src/pyams_user_guide.egg-info/requires.txt	Mon Mar 26 10:38:06 2018 +0200
@@ -1,4 +1,5 @@
 setuptools
+sphinx_rtd_theme
 
 [test]
 pyramid_zcml