diff --git a/requirements/test.txt b/requirements/test.txt
index 1d237b64b6..749f6ec25c 100644
--- a/requirements/test.txt
+++ b/requirements/test.txt
@@ -7,7 +7,7 @@ mypy==0.790; implementation_name=="cpython"
 mypy-extensions==0.4.3; implementation_name=="cpython"
 pytest==6.1.2
 pytest-cov==2.10.1
-pytest-mock==3.4.0
+pytest-mock==3.5.0
 re-assert==1.1.0
 setuptools-git==1.2
 trustme==0.6.0; platform_machine!="i686"    # no 32-bit wheels