diff --git a/libcore/date.go b/libcore/date.go
index e4fe9cb6..c275e091 100644
--- a/libcore/date.go
+++ b/libcore/date.go
@@ -8,7 +8,7 @@ import (
 var outdated string
 
 func GetBuildTime() int64 {
-	buildDate := 20230817
+	buildDate := 20230828
 	buildTime, _ := time.Parse("20060102", strconv.Itoa(buildDate))
 	return buildTime.Unix()
 }
diff --git a/nb4a.properties b/nb4a.properties
index 676ee7ce..515e4d3a 100644
--- a/nb4a.properties
+++ b/nb4a.properties
@@ -1,3 +1,3 @@
 PACKAGE_NAME=moe.nb4a
-VERSION_NAME=1.2.2
-VERSION_CODE=26
+VERSION_NAME=1.2.3
+VERSION_CODE=27