diff --git a/runtime/trappist/src/constants.rs b/runtime/trappist/src/constants.rs
index 47283981..499ded18 100644
--- a/runtime/trappist/src/constants.rs
+++ b/runtime/trappist/src/constants.rs
@@ -28,7 +28,7 @@ pub mod currency {
 	pub const MILLICENTS: Balance = constants::currency::MILLICENTS;
 
 	pub const fn deposit(items: u32, bytes: u32) -> Balance {
-		// map to 1/100 of what the kusama relay chain charges (v9020)
+		// map to 1/100 of what the rococo relay chain charges (v9020)
 		constants::currency::deposit(items, bytes) / 100
 	}
 }