diff --git a/pyproject.toml b/pyproject.toml
index 0590aa7..a1fc068 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -20,7 +20,7 @@ dependencies = [
 [project.optional-dependencies]
 dev = [
     "pylint==3.2.7",
-    "pipdeptree==2.23.1",
+    "pipdeptree==2.23.3",
 ]
 test = [
     "pytest-cov==5.0.0",