diff --git a/test_requirements.txt b/test_requirements.txt
index 85e52321..34f8b131 100644
--- a/test_requirements.txt
+++ b/test_requirements.txt
@@ -1,6 +1,6 @@
 # Test requirements
 pytest>=7.0.0,<8.5
-pytest-subtests>=0.12.0,<0.15
+pytest-subtests>=0.12.0,<0.16
 python-gnupg>=0.5.0,<0.6
 trustme>=1.1.0,<1.3
 jinja2>=3.1.4,<3.2