diff --git a/pyproject.toml b/pyproject.toml
index 71a0bee..8db28b6 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -10,7 +10,7 @@ dependencies = [
     "aieng-topic-impl",
     "filelock==3.29.4",
     "idna>=3.18",
-    "jupyter-server>=2.19.0",
+    "jupyter-server>=2.20.0",
     "jupyterlab>=4.5.8",
     "mistune>=3.2.0",
     "nbconvert>=7.17.0",
diff --git a/uv.lock b/uv.lock
index 8c47227..f36f92e 100644
--- a/uv.lock
+++ b/uv.lock
@@ -52,7 +52,7 @@ requires-dist = [
     { name = "aieng-topic-impl", editable = "aieng-topic-impl" },
     { name = "filelock", specifier = "==3.29.4" },
     { name = "idna", specifier = ">=3.18" },
-    { name = "jupyter-server", specifier = ">=2.19.0" },
+    { name = "jupyter-server", specifier = ">=2.20.0" },
     { name = "jupyterlab", specifier = ">=4.5.8" },
     { name = "mistune", specifier = ">=3.2.0" },
     { name = "nbconvert", specifier = ">=7.17.0" },
@@ -977,7 +977,7 @@ wheels = [
 
 [[package]]
 name = "jupyter-server"
-version = "2.19.0"
+version = "2.20.0"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
     { name = "anyio" },
@@ -999,9 +999,9 @@ dependencies = [
     { name = "traitlets" },
     { name = "websocket-client" },
 ]
-sdist = { url = "https://files.pythonhosted.org/packages/76/a0/eb3c511f54df7b54ca5fc7bff3f4d2277d69052d6a7f521643dfed5279d6/jupyter_server-2.19.0.tar.gz", hash = "sha256:1731236bc32b680223e1ceb9d68209a845203475012ef68773a81434b46a31a7", size = 754561, upload-time = "2026-05-29T11:21:26.057Z" }
+sdist = { url = "https://files.pythonhosted.org/packages/6b/dc/db3a582633170186f8c8b31298d7eb26ad0eb031a1f53476c258b64eed05/jupyter_server-2.20.0.tar.gz", hash = "sha256:b5778ba337d8015a3dc2b80803ecdd5ac18d3797fddf61a50ea5fb472b4ebe14", size = 756523, upload-time = "2026-06-17T12:09:09.435Z" }
 wheels = [
-    { url = "https://files.pythonhosted.org/packages/c1/78/d2881e68894cecdcd05912a9c585cfb776ef1fb38b62c8dba98f12ab3adc/jupyter_server-2.19.0-py3-none-any.whl", hash = "sha256:cb76591b76d7093584c2ad2ae72ac3d58614a4b597507a1bb04e1f9f683cf9ea", size = 392244, upload-time = "2026-05-29T11:21:23.871Z" },
+    { url = "https://files.pythonhosted.org/packages/f3/71/8c002223e873a870f5c41dc69b0a7c922301123e4a31d5d01ecb700aef77/jupyter_server-2.20.0-py3-none-any.whl", hash = "sha256:c3b67c93c471e947c18b5026f04f21614218adb706df8f48227d3ee8e0a7cdcc", size = 393143, upload-time = "2026-06-17T12:09:07.234Z" },
 ]
 
 [[package]]