diff --git a/docs/requirements.txt b/docs/requirements.txt
index 6865867..5cb8687 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -1,3 +1,4 @@
+mysqlclient==1.3.9
 Django==1.10.3
 MySQL-python==1.2.5
 numpy==1.15.2