diff --git a/buildutils/src/upgrade-lab-dependencies.ts b/buildutils/src/upgrade-lab-dependencies.ts
index 1adf610536..339f1e3729 100644
--- a/buildutils/src/upgrade-lab-dependencies.ts
+++ b/buildutils/src/upgrade-lab-dependencies.ts
@@ -148,7 +148,7 @@ function absoluteVersion(version: string): string {
   return version;
 }
 
-const versionPattern = /(jupyterlab)>=[\d.]+(?:a|b|rc\d+)?,<[\d.]+/g;
+const versionPattern = /(jupyterlab)(>=[\d.]+(?:[a|b|rc]\d+)?,<[\d.]+)/g;
 
 const FILES_TO_UPDATE = ['pyproject.toml', '.pre-commit-config.yaml'];