--- a/requirements.txt	Fri Dec 28 11:29:18 2018 +0100
+++ b/requirements.txt	Fri Dec 28 11:41:26 2018 +0100
@@ -36,5 +36,5 @@
 pyramid==1.9.1
 repoze.lru==0.7
 repoze.sphinx.autointerface==0.8
-Sphinx==1.6.7
-sphinx_rtd_theme==0.3.1
+Sphinx
+sphinx_rtd_theme