diff --git a/src/main/java/me/libraryaddict/disguise/utilities/sounds/SoundGroup.java b/src/main/java/me/libraryaddict/disguise/utilities/sounds/SoundGroup.java
index 86b3b4c3..84e30e82 100644
--- a/src/main/java/me/libraryaddict/disguise/utilities/sounds/SoundGroup.java
+++ b/src/main/java/me/libraryaddict/disguise/utilities/sounds/SoundGroup.java
@@ -40,6 +40,10 @@ public class SoundGroup {
             throw new IllegalArgumentException();
         }
 
+        if (sound == null) {
+            return;
+        }
+
         disguiseSounds.put(sound, type);
     }