diff --git a/pyproject.toml b/pyproject.toml
index 4d32ce3d..60c474a5 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -28,7 +28,7 @@ dependencies = [
     "httpx-aiohttp>=0.1.9",
     "lxml>=5.4.0,<7.0.0",
     "markdownify~=1.1.0",
-    "mistune<3.0.0,>=2.0.4",
+    "mistune>=2.0.4,<4.0.0",
     "msgpack<2.0.0,>=1.1.0",
     "orjson<4.0.0,>=3.10.18",
     "Pillow<12.0,>=11.2",
diff --git a/uv.lock b/uv.lock
index c051b72a..99073679 100644
--- a/uv.lock
+++ b/uv.lock
@@ -1916,11 +1916,14 @@ wheels = [
 
 [[package]]
 name = "mistune"
-version = "2.0.5"
+version = "3.1.4"
 source = { registry = "https://pypi.org/simple" }
-sdist = { url = "https://files.pythonhosted.org/packages/fb/6b/d8013058fcdb0088b4130164fc961e15c50d30302f60a349c16bdfda9770/mistune-2.0.5.tar.gz", hash = "sha256:0246113cb2492db875c6be56974a7c893333bf26cd92891c85f63151cee09d34", size = 75854, upload-time = "2023-02-07T05:42:06.739Z" }
+dependencies = [
+    { name = "typing-extensions", marker = "python_full_version < '3.11'" },
+]
+sdist = { url = "https://files.pythonhosted.org/packages/d7/02/a7fb8b21d4d55ac93cdcde9d3638da5dd0ebdd3a4fed76c7725e10b81cbe/mistune-3.1.4.tar.gz", hash = "sha256:b5a7f801d389f724ec702840c11d8fc48f2b33519102fc7ee739e8177b672164", size = 94588, upload-time = "2025-08-29T07:20:43.594Z" }
 wheels = [
-    { url = "https://files.pythonhosted.org/packages/9f/e5/780d22d19543f339aad583304f58002975b586757aa590cbe7bea5cc6f13/mistune-2.0.5-py2.py3-none-any.whl", hash = "sha256:bad7f5d431886fcbaf5f758118ecff70d31f75231b34024a1341120340a65ce8", size = 24549, upload-time = "2023-02-07T05:42:05.089Z" },
+    { url = "https://files.pythonhosted.org/packages/7a/f0/8282d9641415e9e33df173516226b404d367a0fc55e1a60424a152913abc/mistune-3.1.4-py3-none-any.whl", hash = "sha256:93691da911e5d9d2e23bc54472892aff676df27a75274962ff9edc210364266d", size = 53481, upload-time = "2025-08-29T07:20:42.218Z" },
 ]
 
 [[package]]
@@ -2142,7 +2145,7 @@ requires-dist = [
     { name = "httpx-aiohttp", specifier = ">=0.1.9" },
     { name = "lxml", specifier = ">=5.4.0,<7.0.0" },
     { name = "markdownify", specifier = "~=1.1.0" },
-    { name = "mistune", specifier = ">=2.0.4,<3.0.0" },
+    { name = "mistune", specifier = ">=2.0.4,<4.0.0" },
     { name = "msgpack", specifier = ">=1.1.0,<2.0.0" },
     { name = "orjson", specifier = ">=3.10.18,<4.0.0" },
     { name = "pillow", specifier = ">=11.2,<12.0" },