diff --git a/pyproject.toml b/pyproject.toml
index c81ad12..8a67292 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -12,12 +12,12 @@ dynamic = ["version"]
 
 [project.optional-dependencies]
 dev = [
-  "coverage==7.15.2",
-  "mypy==2.3.0",
+  "coverage==7.16.2",
+  "mypy==2.4.0",
   "mypy-extensions==1.1.0",
   "pytest-cov==7.1.0",
-  "types-requests==2.33.0.20260712",
-  "validate-pyproject==0.25",
+  "types-requests==2.33.0.20260906",
+  "validate-pyproject==0.26",
   "fastjsonschema<2.23",
 ]