diff --git a/pyproject.toml b/pyproject.toml
index f55870c..6ea8c66 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -28,15 +28,15 @@ dependencies = [
 
 [dependency-groups]
 dev = [
-    "pytest-cov==7.0.0",
+    "pytest-cov==7.1.0",
     {include-group = "test"},
     {include-group = "lint"},
     {include-group = "doc"},
 ]
 test = [
     "pyright==1.1.408",
-    "pytest==9.0.2",
-    "sybil==9.3.0",
+    "pytest==9.0.3",
+    "sybil==10.0.1",
     "html5lib~=1.1",
 ]
 lint = [
@@ -45,7 +45,7 @@ lint = [
     "pre-commit==4.5.1",
 ]
 doc = [
-    "sybil==9.3.0",
+    "sybil==10.0.1",
     "furo==2025.12.19",
     "sphinx_design==0.7.0",
     "sphinx-autobuild==2025.8.25"