diff --git a/src/main/resources/messages_en.properties b/src/main/resources/messages_en.properties
index f726a44b..e250f757 100644
--- a/src/main/resources/messages_en.properties
+++ b/src/main/resources/messages_en.properties
@@ -229,4 +229,7 @@ MEDIUM=Medium Lines
 THIN=Thin lines
 
 GENERATE=Generate Sketch
-EXTRACT=Extract Sketch
\ No newline at end of file
+EXTRACT=Extract Sketch
+
+CHILD=Child
+ADULT=Adult
\ No newline at end of file
diff --git a/src/main/resources/messages_zh.properties b/src/main/resources/messages_zh.properties
index b9a272dd..50a6f614 100644
--- a/src/main/resources/messages_zh.properties
+++ b/src/main/resources/messages_zh.properties
@@ -223,4 +223,7 @@ MEDIUM=中线条
 THIN=细线条
 
 GENERATE=生成线稿
-EXTRACT=提取线稿
\ No newline at end of file
+EXTRACT=提取线稿
+
+CHILD=儿童
+ADULT=成人
\ No newline at end of file