diff --git a/requirements/dev.txt b/requirements/dev.txt
index a9f1d79..cc3fbd2 100644
--- a/requirements/dev.txt
+++ b/requirements/dev.txt
@@ -1,4 +1,4 @@
 -r common.txt
-Sphinx==1.5.5
+Sphinx==2.3.0
 sphinx-rtd-theme==0.2.4
 enum34==1.1.6; python_version > '3.3'
\ No newline at end of file