diff --git a/requirements.txt b/requirements.txt
index ad09a31b..74117987 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 pandoc-include==0.3.2
 capanno-utils==0.11.2
 future==0.17.1
-pytest==4.3.1
+pytest==9.0.3