diff --git a/package-lock.json b/package-lock.json
index 317da34..f337ce6 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "@nsidc/data-access-tools",
-  "version": "4.0.0-alpha.1",
+  "version": "4.0.0",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index 8f5dd52..77cf771 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@nsidc/data-access-tools",
-  "version": "4.0.0-alpha.1",
+  "version": "4.0.0",
   "description": "UI to order NASA data.",
   "repository": "https://github.com/nsidc/data-access-tool-ui",
   "files": [