diff --git a/lib/src/main/java/net/tomatentum/marinara/interaction/ident/InteractionIdentifier.java b/lib/src/main/java/net/tomatentum/marinara/interaction/ident/InteractionIdentifier.java
index 9ef1298..6e87068 100644
--- a/lib/src/main/java/net/tomatentum/marinara/interaction/ident/InteractionIdentifier.java
+++ b/lib/src/main/java/net/tomatentum/marinara/interaction/ident/InteractionIdentifier.java
@@ -73,7 +73,7 @@ public class InteractionIdentifier {
 
     @Override
     public boolean equals(Object obj) {
-        if (!(obj instanceof InteractionIdentifier))
+        if (obj == null || !(obj instanceof InteractionIdentifier))
             return false;
         InteractionIdentifier ident = (InteractionIdentifier) obj;
         if (!type().equals(ident.type()))