diff --git a/src/main/java/earth/krakatao/protocol/KraSocketClientProtocol.java b/src/main/java/earth/krakatao/protocol/KraSocketClientProtocol.java
index d47405d..525011c 100644
--- a/src/main/java/earth/krakatao/protocol/KraSocketClientProtocol.java
+++ b/src/main/java/earth/krakatao/protocol/KraSocketClientProtocol.java
@@ -5,6 +5,7 @@ import earth.krakatao.KraSocketClient;
 import java.nio.charset.StandardCharsets;
 import java.util.ArrayList;
 import java.util.HashMap;
+import java.util.Iterator;
 import java.util.function.Consumer;
 import lombok.Getter;
 
@@ -131,7 +132,17 @@ public class KraSocketClientProtocol {
   }
 
   public void removeData(int cmdID) {
-    this.cmdIDs.remove(cmdID);
+    Iterator<Integer> iterator = this.cmdIDs.iterator();
+
+    KraSocketClient.getLogger().info("before: " + this.cmdIDs);
+
+    while (iterator.hasNext()) {
+      if (iterator.next() == cmdID) {
+        iterator.remove();
+      }
+    }
+    KraSocketClient.getLogger().info("after: " + this.cmdIDs);
+
     this.consumerHashMap.remove(cmdID);
   }
 }