diff --git a/requirements/dev-requirements.txt b/requirements/dev-requirements.txt
index 80e888e..e9137f1 100644
--- a/requirements/dev-requirements.txt
+++ b/requirements/dev-requirements.txt
@@ -894,9 +894,9 @@ pyparsing==3.2.1 \
     # via
     #   -r requirements/fitting-requirements.txt
     #   matplotlib
-pytest==8.3.5 \
-    --hash=sha256:c69214aa47deac29fad6c2a4f590b9c4a9fdb16a403176fe154b79c0b4d4d820 \
-    --hash=sha256:f4efe70cc14e511565ac476b57c279e12a855b11f48f212af1080ef2263d3845
+pytest==9.0.3 \
+    --hash=sha256:2c5efc453d45394fdd706ade797c0a81091eccd1d6e4bccfcd476e2b8e0ab5d9 \
+    --hash=sha256:b86ada508af81d19edeb213c681b1d48246c1a91d304c6c81a427674c17eb91c
     # via
     #   pyelli (pyproject.toml)
     #   nbmake