diff --git a/setup.py b/setup.py
index 61e6498..1e53aad 100644
--- a/setup.py
+++ b/setup.py
@@ -44,7 +44,7 @@
         'tests': [
             'pylint-quotes~=0.2',
             'pylint>=2.17,<4.0',
-            'pytest-cov>=4.1,<6.0',
+            'pytest-cov>=4.1,<7.0',
             'pytest-instafail~=0.5',
             'pytest-isort>=3.1,<5.0',
             'pytest-mock~=3.11',