diff -r f385d7d24af9 -r b851a687604d src/pyams_content.egg-info/requires.txt
--- a/src/pyams_content.egg-info/requires.txt	Fri Dec 14 18:29:23 2018 +0100
+++ b/src/pyams_content.egg-info/requires.txt	Fri Dec 14 18:38:02 2018 +0100
@@ -23,6 +23,7 @@
 pyramid_chameleon
 pyramid_mailer
 transaction
+tinycss2
 z3c.form
 z3c.table
 zodbupdate