diff --git a/app/package.json b/app/package.json
index 97bf36eac..e0e297516 100644
--- a/app/package.json
+++ b/app/package.json
@@ -1,6 +1,6 @@
 {
   "name": "SiYuan",
-  "version": "2.0.25",
+  "version": "2.0.26-alpha1",
   "description": "A local-first personal knowledge management system, supports fine-grained block-level reference, and Markdown WYSIWYG.",
   "homepage": "https://b3log.org/siyuan",
   "main": "./electron/main.js",
diff --git a/kernel/util/working.go b/kernel/util/working.go
index af9aa1c2b..025376567 100644
--- a/kernel/util/working.go
+++ b/kernel/util/working.go
@@ -40,8 +40,8 @@ import (
 var Mode = "prod"
 
 const (
-	Ver       = "2.0.25"
-	IsInsider = false
+	Ver       = "2.0.26-alpha1"
+	IsInsider = true
 )
 
 var (