diff --git a/requirements_test.txt b/requirements_test.txt
index 3733d025fa..864dfe1a72 100644
--- a/requirements_test.txt
+++ b/requirements_test.txt
@@ -7,6 +7,6 @@ pexpect==4.8.0
 # Unit tests
 pytest==6.2.1
 pytest-cov==2.10.1
-pytest-mock==3.3.1
+pytest-mock==3.5.1
 asyncmock==0.4.2
 hypothesis==5.21.0