diff --git a/pokedex/data/csv/pokemon_habitat_names.csv b/pokedex/data/csv/pokemon_habitat_names.csv
index 8cd3b48..7c42a97 100644
--- a/pokedex/data/csv/pokemon_habitat_names.csv
+++ b/pokedex/data/csv/pokemon_habitat_names.csv
@@ -17,3 +17,4 @@ pokemon_habitat_id,local_language_id,name
 8,9,urban
 9,5,marécages
 9,9,water's edge
+10,9,unknown