diff --git a/docker/requirements.txt b/docker/requirements.txt
index db5fd86d7..c5977c7b0 100644
--- a/docker/requirements.txt
+++ b/docker/requirements.txt
@@ -1,7 +1,7 @@
 cffi==1.11.5
 coloredlogs==14.0
 cython==0.28.3
-flask==1.0
+flask==2.3.2
 gitpython==2.1.11
 matplotlib==2.1.1
 numpy==1.14.5