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 7207738..9ef1298 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
@@ -80,7 +80,7 @@ public class InteractionIdentifier {
             return false;
         if (!name().equals(ident.name()))
             return false;
-        return Objects.equals(ident, obj);
+        return Objects.equals(parent(), ident.parent());
     }
 
     @Override
diff --git a/lib/src/main/java/net/tomatentum/marinara/registry/InteractionEntry.java b/lib/src/main/java/net/tomatentum/marinara/registry/InteractionEntry.java
index d0e56db..310aa8b 100644
--- a/lib/src/main/java/net/tomatentum/marinara/registry/InteractionEntry.java
+++ b/lib/src/main/java/net/tomatentum/marinara/registry/InteractionEntry.java
@@ -36,7 +36,7 @@ public class InteractionEntry {
     public InteractionEntry addMethod(InteractionMethod method) {
         InteractionIdentifier identifier = method.identifier();
 
-        if (this.identifier().equals(identifier))
+        if (!this.identifier().equals(identifier))
             throw new IllegalArgumentException("Method's identifier did not equal the entry's identifier");
 
         this.methods.add(method);