diff --git a/source/iban/banks.d b/source/iban/banks.d
index 61fe04e..107f8a5 100644
--- a/source/iban/banks.d
+++ b/source/iban/banks.d
@@ -16,8 +16,7 @@ Bank[] getBanks() @safe nothrow {
 	return ret;
 }
 
-@system:
-static private immutable Bank[] allBanks = cast(immutable) [
+static private const Bank[] allBanks = [
 	Bank("HR", true, "HAABHR22", "2500009", Nullable!(string).init, "ADDIKO BANK d.d. Zagreb", "ADDIKO BANK d.d. Zagreb"),
 	Bank("HR", true, "KREZHR2X", "2481000", Nullable!(string).init, "AGRAM BANKA d.d. Zagreb", "AGRAM BANKA d.d. Zagreb"),
 	Bank("HR", true, "SKOVHR22", "4133006", Nullable!(string).init, "BANKA KOVANICA d.d. Varaždin", "BANKA KOVANICA d.d. Varaždin"),