diff --git a/pyproject.toml b/pyproject.toml
index dc2464719..619cd4e56 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,3 +1,3 @@
 [build-system]
-requires = ["jupyter_packaging~=0.7.9", "jupyterlab>=3.1.0b0,==3.*", "setuptools>=40.8.0", "wheel"]
+requires = ["jupyter_packaging~=0.7.9", "jupyterlab>=3.1.0rc1,==3.*", "setuptools>=40.8.0", "wheel"]
 build-backend = "setuptools.build_meta"
diff --git a/setup.py b/setup.py
index 6c3ef3783..3789bddd8 100644
--- a/setup.py
+++ b/setup.py
@@ -84,7 +84,7 @@ setup_args = dict(
     cmdclass=cmdclass,
     packages=setuptools.find_packages(),
     install_requires=[
-        "jupyterlab>=3.1.0b0,<4",
+        "jupyterlab>=3.1.0rc1,<4",
         "jupyterlab_server~=2.3",
         "jupyter_server~=1.4",
         "nbclassic~=0.2",