diff --git a/routers/install/install.go b/routers/install/install.go
index 4dba64df01..16bb55b685 100644
--- a/routers/install/install.go
+++ b/routers/install/install.go
@@ -393,6 +393,7 @@ func SubmitInstall(ctx *context.Context) {
 	cfg.Section("server").Key("DOMAIN").SetValue(form.Domain)
 	cfg.Section("server").Key("HTTP_PORT").SetValue(form.HTTPPort)
 	cfg.Section("server").Key("ROOT_URL").SetValue(form.AppURL)
+	cfg.Section("server").Key("APP_DATA_PATH").SetValue(setting.AppDataPath)
 
 	if form.SSHPort == 0 {
 		cfg.Section("server").Key("DISABLE_SSH").SetValue("true")