diff --git a/package-lock.json b/package-lock.json
index 2695fdc..851ccbf 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "talk-desktop",
-  "version": "0.39.0",
+  "version": "1.0.0-rc.1",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "talk-desktop",
-      "version": "0.39.0",
+      "version": "1.0.0-rc.1",
       "license": "AGPL-3.0-or-later",
       "dependencies": {
         "@mdi/svg": "^7.4.47",
diff --git a/package.json b/package.json
index e8bfae1..51b6713 100644
--- a/package.json
+++ b/package.json
@@ -2,7 +2,7 @@
   "private": true,
   "name": "talk-desktop",
   "productName": "Nextcloud Talk",
-  "version": "0.39.0",
+  "version": "1.0.0-rc.1",
   "description": "Official Desktop client for Nextcloud Talk",
   "bugs": "https://github.com/nextcloud/talk-desktop/issues",
   "license": "AGPL-3.0-or-later",