diff --git a/rustybot/src/currency.rs b/rustybot/src/currency.rs
index 0798c87..23ab15a 100644
--- a/rustybot/src/currency.rs
+++ b/rustybot/src/currency.rs
@@ -26,8 +26,13 @@ impl Symbol {
     pub const BTC: Symbol = Symbol::new_static("BTC");
     pub const ETH: Symbol = Symbol::new_static("ETH");
     pub const LTC: Symbol = Symbol::new_static("LTC");
+    pub const DOT: Symbol = Symbol::new_static("DOT");
+
+    // Paper trading
     pub const TESTBTC: Symbol = Symbol::new_static("TESTBTC");
     pub const TESTUSD: Symbol = Symbol::new_static("TESTUSD");
+
+    // Fiat coins
     pub const USD: Symbol = Symbol::new_static("USD");
     pub const GBP: Symbol = Symbol::new_static("GBP");
     pub const EUR: Symbol = Symbol::new_static("EUR");