diff --git a/src/lang/chuvash.txt b/src/lang/chuvash.txt
--- a/src/lang/chuvash.txt
+++ b/src/lang/chuvash.txt
@@ -782,6 +782,7 @@ STR_CONFIG_SETTING_NEWS_MESSAGES_FULL                           :Тулли
 ###length 3
 
 
+###setting-zero-is-special
 
 
 
@@ -825,7 +826,7 @@ STR_CONFIG_SETTING_TOWN_GROWTH_VERY_FAST                        :Питӗ хӑвӑрт
 
 
 
-###length 4
+###length 5
 
 ###length 3