diff --git a/packages/react-devtools-core/package.json b/packages/react-devtools-core/package.json
index 2f4bd08239cc9..f406c51c9d74c 100644
--- a/packages/react-devtools-core/package.json
+++ b/packages/react-devtools-core/package.json
@@ -1,6 +1,6 @@
 {
   "name": "react-devtools-core",
-  "version": "4.0.0-alpha.0",
+  "version": "4.0.0-alpha.1",
   "description": "Use react-devtools outside of the browser",
   "license": "MIT",
   "main": "./dist/backend.js",
diff --git a/packages/react-devtools/package.json b/packages/react-devtools/package.json
index 21a9bcca55367..92e61438ffcba 100644
--- a/packages/react-devtools/package.json
+++ b/packages/react-devtools/package.json
@@ -1,6 +1,6 @@
 {
   "name": "react-devtools",
-  "version": "4.0.0-alpha.0",
+  "version": "4.0.0-alpha.1",
   "description": "Use react-devtools outside of the browser",
   "license": "MIT",
   "repository": {