diff --git a/doc/changelog.d/666.documentation.md b/doc/changelog.d/666.documentation.md
new file mode 100644
index 000000000..7e57824d1
--- /dev/null
+++ b/doc/changelog.d/666.documentation.md
@@ -0,0 +1 @@
+Build: Bump pytest from 8.4.2 to 9.0.0
diff --git a/pyproject.toml b/pyproject.toml
index 117bb9aea..715ae298d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -34,7 +34,7 @@ dependencies = [
 tests = [
     "grpcio>=1.17, <1.68.0",
     "protobuf==5.28.0",
-    "pytest==8.4.2",
+    "pytest==9.0.1",
     "pytest-cov==6.2.1",
 ]
 doc = [