diff --git a/requirements_dev.txt b/requirements_dev.txt
index 0107c908..3bfc1997 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -12,7 +12,7 @@ plotly==5.20.0
 pydantic==1.10.7
 pytest-cov==4.1.0
 pytest-mock==3.12.0
-pytest==8.1.1
+pytest==9.0.3
 starfile==0.5.6
 workflows==2.26
 zocalo==0.30.2