diff --git a/test_requirements.txt b/test_requirements.txt
index bb2ee70..45383a5 100644
--- a/test_requirements.txt
+++ b/test_requirements.txt
@@ -1,5 +1,5 @@
 # Test requirements
 pytest>=7.0.0,<=8.4.1
 pytest-subtests>=0.12.0,<=0.14.2
-python-gnupg==0.5.4
+python-gnupg==0.5.5
 trustme>=1.1.0,<1.3