diff --git a/pyproject.toml b/pyproject.toml
index 19b00f0..3f4486c 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -29,15 +29,15 @@ gron = "gron.__main__:main"
 
 [project.optional-dependencies]
 dev = [
-    "build==1.2.1",
-    "mkdocs==1.6.0",
-    "mkdocs-material==9.5.33",
-    "mkdocstrings[python]==0.25.2",
-    "mypy==1.11.1",
+    "build==1.2.2.post1",
+    "mkdocs==1.6.1",
+    "mkdocs-material==9.5.42",
+    "mkdocstrings[python]==0.26.2",
+    "mypy==1.12.1",
     "pytest-cov==5.0.0",
-    "pytest==8.3.2",
-    "ruff==0.6.2",
-    "sphinx==8.0.2",
+    "pytest==8.3.3",
+    "ruff==0.7.0",
+    "sphinx==8.1.3",
     "twine==5.1.1",
     "wheel==0.44.0",
 ]