diff --git a/pyproject.toml b/pyproject.toml
index 102cf3fd..150e40fc 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -34,7 +34,7 @@ dev = [
     "coverage[toml]==7.4.4",
     "freezegun==1.4.0",
     "logassert==7",
-    "pyfakefs==5.4.0",
+    "pyfakefs==5.4.1",
     "pytest==8.1.1",
     "pytest-cov==5.0.0",
     "pytest-mock==3.14.0",
@@ -49,7 +49,7 @@ dev = [
     "types-pyyaml==6.0.12.20240311",
 ]
 lint = [
-    "black==24.3.0",
+    "black==24.4.0",
     "codespell[toml]==2.2.6",
     "ruff==0.3.5",
     "yamllint==1.35.1",