diff --git a/libcore/date.go b/libcore/date.go
index 287db9d0f..ec09e1a5e 100644
--- a/libcore/date.go
+++ b/libcore/date.go
@@ -7,7 +7,7 @@ import (
 var outdated string
 
 func GetBuildTime() int64 {
-	buildDate := "20221115"
+	buildDate := "20221207"
 	buildTime, _ := time.Parse("20060102", buildDate)
 	return buildTime.Unix()
 }
diff --git a/sager.properties b/sager.properties
index 80094ab15..ad1e6f542 100644
--- a/sager.properties
+++ b/sager.properties
@@ -1,3 +1,3 @@
 PACKAGE_NAME=moe.matsuri.lite
-VERSION_NAME=0.5.6
-VERSION_CODE=167
+VERSION_NAME=0.5.7
+VERSION_CODE=168