diff --git a/doc/source/changelog/49.miscellaneous.md b/doc/source/changelog/49.miscellaneous.md
new file mode 100644
index 00000000..0e1d5e5c
--- /dev/null
+++ b/doc/source/changelog/49.miscellaneous.md
@@ -0,0 +1 @@
+Build: bump pyfakefs from 5.8.0 to 5.9.3
diff --git a/pyproject.toml b/pyproject.toml
index 83baef5f..31a2a585 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -56,7 +56,7 @@ tests = [
   "grpcio==1.71.2",
   "grpcio-health-checking==1.71.2",
   "hypothesis==6.135.10",
-  "pyfakefs==5.8.0",
+  "pyfakefs==5.9.3",
   "pytest==8.4.0",
   "pytest-cov==6.1.1",
 ]