diff --git a/localization/translation.csv b/localization/translation.csv
index ac2f244..d046590 100644
--- a/localization/translation.csv
+++ b/localization/translation.csv
@@ -1,15 +1,13 @@
-key,pl,en,de
-menu_start,Nowa Gra,New Game,Neues Spiel
-menu_back,Kontynuuj,Back,Zurück
-menu_options,Opcje,Options,Einstellungen
-menu_exit,Zamknij,Exit,Beenden
-menu_load,Wczytaj,Load,Laden
-language,Język,Language,Sprache
-time_display,Data,Date,Datum
-time_display,Data,Date,Datum
-res_iron,Żelazo,Iron,Eisen
-res_alu,Aluminium,Aluminum,Aluminium
-res_titan,Tytan,Titan,Titan
-res_uran,Uran,Uran,Uran
-res_anti,Antymateria,Antimatter,Antimaterie
-
+key,pl,en,de,es,cs
+menu_start,Nowa Gra,New Game,Neues Spiel,Nuevo Juego,Nová hra
+menu_back,Kontynuuj,Back,Zurück,Atrás,Zpět
+menu_options,Opcje,Options,Einstellungen,Opciones,Možnosti
+menu_exit,Zamknij,Exit,Beenden,Salir,Ukončit
+menu_load,Wczytaj,Load,Laden,Cargar,Nahrát
+language,Język,Language,Sprache,Idioma,Jazyk
+time_display,Data,Date,Datum,Fecha,Datum
+res_iron,Żelazo,Iron,Eisen,Hierro,Železo
+res_alu,Aluminium,Aluminum,Aluminium,Aluminio,Hliník
+res_titan,Tytan,Titan,Titan,Titan,Titan
+res_uran,Uran,Uran,Uran,Uran,Uran
+res_anti,Antymateria,Antimatter,Antimaterie,Antimateria,Antimaterie
diff --git a/localization/translation.csv.import b/localization/translation.csv.import
index f8e2f60..900aad7 100644
--- a/localization/translation.csv.import
+++ b/localization/translation.csv.import
@@ -6,10 +6,10 @@ uid="uid://0ien22wevy7d"
 
 [deps]
 
-files=["res://localization/translation.pl.translation", "res://localization/translation.en.translation", "res://localization/translation.de.translation"]
+files=["res://localization/translation.pl.translation", "res://localization/translation.en.translation", "res://localization/translation.de.translation", "res://localization/translation.es.translation", "res://localization/translation.cs.translation"]
 
 source_file="res://localization/translation.csv"
-dest_files=["res://localization/translation.pl.translation", "res://localization/translation.en.translation", "res://localization/translation.de.translation"]
+dest_files=["res://localization/translation.pl.translation", "res://localization/translation.en.translation", "res://localization/translation.de.translation", "res://localization/translation.es.translation", "res://localization/translation.cs.translation"]
 
 [params]
 
diff --git a/project.godot b/project.godot
index 5f2bbc6..06f6992 100644
--- a/project.godot
+++ b/project.godot
@@ -59,4 +59,4 @@ menu={
 
 [internationalization]
 
-locale/translations=PackedStringArray("res://localization/translation.de.translation", "res://localization/translation.en.translation", "res://localization/translation.pl.translation")
+locale/translations=PackedStringArray("res://localization/translation.de.translation", "res://localization/translation.en.translation", "res://localization/translation.pl.translation", "res://localization/translation.cs.translation", "res://localization/translation.es.translation")
diff --git a/scripts/GameData.gd b/scripts/GameData.gd
index dc98163..acc5763 100644
--- a/scripts/GameData.gd
+++ b/scripts/GameData.gd
@@ -4,7 +4,7 @@ var player_data = []
 var sectors: Array = []
 
 func new_game():
-	TranslationServer.set_locale("pl")
+	TranslationServer.set_locale("cs")
 	print("🔹 Tworzenie nowej gry...")
 	sectors.clear()
 	player_data.clear()