diff --git a/bindings/python/pyproject.toml b/bindings/python/pyproject.toml
index 1a76e37183..90de192995 100644
--- a/bindings/python/pyproject.toml
+++ b/bindings/python/pyproject.toml
@@ -23,7 +23,7 @@ dependencies = [
 dev = [
     "pytest>=8.0",
     "pytest-cov>=4.0",
-    "jupyterlab>=4.0",
+    "jupyterlab>=4.5.9",
     "notebook>=7.0",
 ]
 
@@ -50,6 +50,6 @@ build_cmd = "build"
 dev-dependencies = [
     "pytest>=8.0",
     "pytest-cov>=4.0",
-    "jupyterlab>=4.0",
+    "jupyterlab>=4.5.9",
     "notebook>=7.0",
 ]
diff --git a/bindings/python/uv.lock b/bindings/python/uv.lock
index 99d2dd6bff..61b59c2ad1 100644
--- a/bindings/python/uv.lock
+++ b/bindings/python/uv.lock
@@ -1515,7 +1515,7 @@ wheels = [
 
 [[package]]
 name = "jupyterlab"
-version = "4.5.5"
+version = "4.5.9"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
     { name = "async-lru", version = "2.0.5", source = { registry = "https://pypi.org/simple" }, marker = "python_full_version < '3.10'" },
@@ -1537,9 +1537,9 @@ dependencies = [
     { name = "tornado" },
     { name = "traitlets" },
 ]
-sdist = { url = "https://files.pythonhosted.org/packages/6e/2d/953a5612a34a3c799a62566a548e711d103f631672fd49650e0f2de80870/jupyterlab-4.5.5.tar.gz", hash = "sha256:eac620698c59eb810e1729909be418d9373d18137cac66637141abba613b3fda", size = 23968441, upload-time = "2026-02-23T18:57:34.339Z" }
+sdist = { url = "https://files.pythonhosted.org/packages/e8/52/a8d4895bef501ffeb6af448e8bf7079541c7772978211963aa653518c2d9/jupyterlab-4.5.9.tar.gz", hash = "sha256:dd79a073fecae7a39066ea99e4627ed6c76269ac926e95a810e1e1df6358d865", size = 23994445, upload-time = "2026-06-17T15:42:16.406Z" }
 wheels = [
-    { url = "https://files.pythonhosted.org/packages/b9/52/372d3494766d690dfdd286871bf5f7fb9a6c61f7566ccaa7153a163dd1df/jupyterlab-4.5.5-py3-none-any.whl", hash = "sha256:a35694a40a8e7f2e82f387472af24e61b22adcce87b5a8ab97a5d9c486202a6d", size = 12446824, upload-time = "2026-02-23T18:57:30.398Z" },
+    { url = "https://files.pythonhosted.org/packages/c6/bb/2f9b425062416fba58f580c9b89c3b07277ccdf0a292501fedbca8ea00ea/jupyterlab-4.5.9-py3-none-any.whl", hash = "sha256:5ff0f908e8ac0afbed32b106fdef360f101c0a6654d1bf4a81e98a293ae1b336", size = 12449803, upload-time = "2026-06-17T15:42:12.18Z" },
 ]
 
 [[package]]
@@ -1619,7 +1619,7 @@ requires-dist = [
     { name = "geoarrow-pandas", specifier = ">=0.1.1" },
     { name = "geoarrow-pyarrow", specifier = ">=0.1.2" },
     { name = "geopandas", specifier = ">=0.14.3" },
-    { name = "jupyterlab", marker = "extra == 'dev'", specifier = ">=4.0" },
+    { name = "jupyterlab", marker = "extra == 'dev'", specifier = ">=4.5.9" },
     { name = "notebook", marker = "extra == 'dev'", specifier = ">=7.0" },
     { name = "pyarrow", specifier = ">=16.0.0" },
     { name = "pytest", marker = "extra == 'dev'", specifier = ">=8.0" },
@@ -1630,7 +1630,7 @@ provides-extras = ["dev"]
 
 [package.metadata.requires-dev]
 dev = [
-    { name = "jupyterlab", specifier = ">=4.0" },
+    { name = "jupyterlab", specifier = ">=4.5.9" },
     { name = "notebook", specifier = ">=7.0" },
     { name = "pytest", specifier = ">=8.0" },
     { name = "pytest-cov", specifier = ">=4.0" },