diff --git a/spring-modulith-events/spring-modulith-events-core/src/main/java/org/springframework/modulith/events/core/DefaultEventPublicationRegistry.java b/spring-modulith-events/spring-modulith-events-core/src/main/java/org/springframework/modulith/events/core/DefaultEventPublicationRegistry.java
index aa2e27f9..7fc1a8f4 100644
--- a/spring-modulith-events/spring-modulith-events-core/src/main/java/org/springframework/modulith/events/core/DefaultEventPublicationRegistry.java
+++ b/spring-modulith-events/spring-modulith-events-core/src/main/java/org/springframework/modulith/events/core/DefaultEventPublicationRegistry.java
@@ -386,7 +386,7 @@ public class DefaultEventPublicationRegistry
 				}
 
 				return this.event == that.event
-						&& this.identifier.equals(identifier);
+						&& this.identifier.equals(that.identifier);
 			}
 
 			/*