diff --git a/CHANGELOG.md b/CHANGELOG.md
index 59ae15d..1cce386 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,6 @@
 # 更新日志
+## 2024-08-29
+- `motorola` 新增 moto S50。
 ## 2024-08-28
 - `vivo_cn` 新增 vivo Y36c。
 ## 2024-08-27
diff --git a/brands/motorola.md b/brands/motorola.md
index ce45f5a..cae0214 100644
--- a/brands/motorola.md
+++ b/brands/motorola.md
@@ -174,6 +174,10 @@
 
 `XT2401-2`: moto X50 Ultra
 
+**moto S50 (`vienna`):**
+
+`XT2409-5`: moto S50
+
 **moto S50 Neo (`malmo`):**
 
 `XT2427-4`: moto S50 Neo