diff --git a/2018-pykonik-40-python-systemd/requirements.txt b/2018-pykonik-40-python-systemd/requirements.txt
index 8216535..f6b6c5c 100644
--- a/2018-pykonik-40-python-systemd/requirements.txt
+++ b/2018-pykonik-40-python-systemd/requirements.txt
@@ -1,5 +1,5 @@
 backcall==0.1.0
-bleach==3.0.2
+bleach==3.1.1
 cysystemd==0.17.2
 Cython==0.29
 decorator==4.3.0