diff --git a/src/methods/buy.rs b/src/methods/buy.rs
index 771a160..57aa5eb 100644
--- a/src/methods/buy.rs
+++ b/src/methods/buy.rs
@@ -14,10 +14,12 @@ pub fn buy_cloak(session: &Session, cloak: String) -> Result {
                 .players
                 .update_one(
                     filter,
-                    doc! { "$inc": { "points": -100 }, "$push": { "cloaks": cloak } },
+                    doc! { "$inc": { "coins": -100 }, "$push": { "cloaks": cloak.clone() } },
                 )
                 .run()?;
-            Ok(crate::response::Response::Success)
+            Ok(crate::response::Response::SuccessfulTransaction(format!(
+                "cloak={cloak}"
+            )))
         } else {
             Err(crate::response::Error::TransactionError(
                 "Not enough coins".to_string(),
diff --git a/src/response.rs b/src/response.rs
index 285d3e7..a9bb112 100644
--- a/src/response.rs
+++ b/src/response.rs
@@ -35,6 +35,7 @@ impl std::fmt::Display for PlayerResponse {
 pub enum Response {
     Pong,
     Success,
+    SuccessfulTransaction(String),
     Player(PlayerResponse),
     Players(Vec<PlayerResponse>),
 }
@@ -56,6 +57,7 @@ impl std::fmt::Display for Response {
                         .join("\n")
                 )
             }
+            Response::SuccessfulTransaction(s) => write!(f, "successful_transaction@{s}"),
         }
     }
 }