diff --git a/jupyterlab-extension/pyproject.toml b/jupyterlab-extension/pyproject.toml
index 5f536843..c20458a1 100644
--- a/jupyterlab-extension/pyproject.toml
+++ b/jupyterlab-extension/pyproject.toml
@@ -1,3 +1,3 @@
 [build-system]
-requires = ["jupyter_packaging~=0.7.9", "jupyterlab>=3.0.0rc13,==3.*", "setuptools>=40.8.0", "wheel"]
+requires = ["jupyter_packaging~=0.7.9", "jupyterlab==4.*", "setuptools>=40.8.0", "wheel"]
 build-backend = "setuptools.build_meta"
diff --git a/jupyterlab-extension/setup.py b/jupyterlab-extension/setup.py
index 1e4bb25f..6627c1b7 100644
--- a/jupyterlab-extension/setup.py
+++ b/jupyterlab-extension/setup.py
@@ -64,7 +64,7 @@
     long_description_content_type="text/markdown",
     cmdclass=cmdclass,
     packages=setuptools.find_packages(),
-    install_requires=["jupyterlab>=3.0.0rc13,==3.*"],
+    install_requires=["jupyterlab>=3,<5"],
     zip_safe=False,
     include_package_data=True,
     python_requires=">=3.6",
diff --git a/requirements/ubuntu-latest_py3.11.txt b/requirements/ubuntu-latest_py3.11.txt
index fdf67f47..3a3fb4ad 100644
--- a/requirements/ubuntu-latest_py3.11.txt
+++ b/requirements/ubuntu-latest_py3.11.txt
@@ -42,7 +42,7 @@ flask==3.1.2
     #   flask-caching
 flask-caching==2.3.1
     # via crystal_toolkit (pyproject.toml)
-fonttools==4.60.1
+fonttools==4.61.0
     # via matplotlib
 frozendict==2.4.6
     # via crystal_toolkit (pyproject.toml)
@@ -187,7 +187,7 @@ s3transfer==0.14.0
     # via boto3
 scikit-image==0.25.2
     # via crystal_toolkit (pyproject.toml)
-scikit-learn==1.7.2
+scikit-learn==1.5.0
     # via crystal_toolkit (pyproject.toml)
 scipy==1.16.3
     # via
diff --git a/requirements/ubuntu-latest_py3.11_extras.txt b/requirements/ubuntu-latest_py3.11_extras.txt
index aae6db26..f0fc1dbd 100644
--- a/requirements/ubuntu-latest_py3.11_extras.txt
+++ b/requirements/ubuntu-latest_py3.11_extras.txt
@@ -226,7 +226,7 @@ flask-caching==2.3.1
     # via
     #   crystal_toolkit (pyproject.toml)
     #   dash-extensions
-fonttools==4.60.1
+fonttools==4.61.0
     # via matplotlib
 fqdn==1.5.1
     # via jsonschema
@@ -375,7 +375,7 @@ jupyter-ydoc==0.2.5
     # via
     #   jupyter-server-ydoc
     #   jupyterlab
-jupyterlab==3.6.8
+jupyterlab==4.4.8
     # via crystaltoolkit-extension
 jupyterlab-pygments==0.3.0
     # via nbconvert
@@ -823,7 +823,7 @@ scikit-image==0.25.2
     #   crystal_toolkit (pyproject.toml)
     #   ifermi
     #   py4dstem
-scikit-learn==1.4.2
+scikit-learn==1.5.0
     # via
     #   crystal_toolkit (pyproject.toml)
     #   dscribe
@@ -1020,7 +1020,7 @@ uncertainties==3.2.3
     # via pymatgen
 uri-template==1.3.0
     # via jsonschema
-urllib3==1.26.20
+urllib3==2.5.0
     # via
     #   botocore
     #   crystal_toolkit (pyproject.toml)
diff --git a/requirements/ubuntu-latest_py3.12.txt b/requirements/ubuntu-latest_py3.12.txt
index 33230bd3..2ead7c0c 100644
--- a/requirements/ubuntu-latest_py3.12.txt
+++ b/requirements/ubuntu-latest_py3.12.txt
@@ -42,7 +42,7 @@ flask==3.1.2
     #   flask-caching
 flask-caching==2.3.1
     # via crystal_toolkit (pyproject.toml)
-fonttools==4.60.1
+fonttools==4.61.0
     # via matplotlib
 frozendict==2.4.6
     # via crystal_toolkit (pyproject.toml)
@@ -187,7 +187,7 @@ s3transfer==0.14.0
     # via boto3
 scikit-image==0.25.2
     # via crystal_toolkit (pyproject.toml)
-scikit-learn==1.7.2
+scikit-learn==1.5.0
     # via crystal_toolkit (pyproject.toml)
 scipy==1.16.3
     # via
diff --git a/requirements/ubuntu-latest_py3.12_extras.txt b/requirements/ubuntu-latest_py3.12_extras.txt
index 0aa3062f..de795c47 100644
--- a/requirements/ubuntu-latest_py3.12_extras.txt
+++ b/requirements/ubuntu-latest_py3.12_extras.txt
@@ -226,7 +226,7 @@ flask-caching==2.3.1
     # via
     #   crystal_toolkit (pyproject.toml)
     #   dash-extensions
-fonttools==4.60.1
+fonttools==4.61.0
     # via matplotlib
 fqdn==1.5.1
     # via jsonschema
@@ -373,7 +373,7 @@ jupyter-ydoc==0.2.5
     # via
     #   jupyter-server-ydoc
     #   jupyterlab
-jupyterlab==3.6.8
+jupyterlab==4.4.8
     # via crystaltoolkit-extension
 jupyterlab-pygments==0.3.0
     # via nbconvert
@@ -819,7 +819,7 @@ scikit-image==0.25.2
     #   crystal_toolkit (pyproject.toml)
     #   ifermi
     #   py4dstem
-scikit-learn==1.4.2
+scikit-learn==1.5.0
     # via
     #   crystal_toolkit (pyproject.toml)
     #   dscribe
@@ -1014,7 +1014,7 @@ uncertainties==3.2.3
     # via pymatgen
 uri-template==1.3.0
     # via jsonschema
-urllib3==1.26.20
+urllib3==2.5.0
     # via
     #   botocore
     #   crystal_toolkit (pyproject.toml)