diff --git a/requirements/testing.txt b/requirements/testing.txt
index b2d72a7..4070430 100644
--- a/requirements/testing.txt
+++ b/requirements/testing.txt
@@ -1,5 +1,5 @@
 # Testing dependencies
 # --------------------
 
-pytest-cov>=3,<6
+pytest-cov>=3,<7
 packaging>=23