diff --git a/backend-tests/requirements-py3.txt b/backend-tests/requirements-py3.txt
index b17b4002d..cf49272e7 100644
--- a/backend-tests/requirements-py3.txt
+++ b/backend-tests/requirements-py3.txt
@@ -1,6 +1,6 @@
 attrs==21.2.0
 certifi==2021.5.30
-cffi==1.14.5
+cffi==1.15.1
 chardet==4.0.0
 cryptography==3.4.7
 docker==5.0.0