diff --git a/package-lock.json b/package-lock.json
index 648e7cb89331a..db6ea4eccfbe1 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "npm",
-  "version": "6.4.0",
+  "version": "6.4.1-next.0",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index 0f6f59d6af59e..92b98b9f81e5f 100644
--- a/package.json
+++ b/package.json
@@ -1,5 +1,5 @@
 {
-  "version": "6.4.0",
+  "version": "6.4.1-next.0",
   "name": "npm",
   "description": "a package manager for JavaScript",
   "keywords": [