diff --git a/requirements.txt b/requirements.txt
index 8b25a80..d812e15 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 binarytree==5.1.0
-pytest==6.0.2
+pytest==9.0.3
 pytest-cov~=2.10.1
 pytest-remotedata==0.3.2