diff --git a/test-requirements.txt b/test-requirements.txt
index 3b4e9ed..0db84cc 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -1,3 +1,3 @@
 Cython==0.29.32
 pytest==7.2.0
-pytest-cov==3.0.0
+pytest-cov==4.0.0