diff --git a/euler_1/groundstation/requirements.txt b/euler_1/groundstation/requirements.txt
index 81cd464..70ea666 100644
--- a/euler_1/groundstation/requirements.txt
+++ b/euler_1/groundstation/requirements.txt
@@ -1,6 +1,6 @@
 attrs==19.3.0
 backcall==0.1.0
-bleach==3.1.5
+bleach==3.3.0
 certifi==2020.4.5.1
 colorama==0.4.3
 cycler==0.10.0