diff --git a/hibernate-core/src/main/java/org/hibernate/engine/internal/NaturalIdXrefDelegate.java b/hibernate-core/src/main/java/org/hibernate/engine/internal/NaturalIdXrefDelegate.java
index 8d52ae4b31..d230eb7b7b 100644
--- a/hibernate-core/src/main/java/org/hibernate/engine/internal/NaturalIdXrefDelegate.java
+++ b/hibernate-core/src/main/java/org/hibernate/engine/internal/NaturalIdXrefDelegate.java
@@ -490,4 +490,8 @@ public class NaturalIdXrefDelegate {
 			}
 		}
 	}
+
+	public void clear() {
+		naturalIdResolutionCacheMap.clear();
+	}
 }
diff --git a/hibernate-core/src/main/java/org/hibernate/engine/internal/StatefulPersistenceContext.java b/hibernate-core/src/main/java/org/hibernate/engine/internal/StatefulPersistenceContext.java
index 2282a994a6..6127417219 100644
--- a/hibernate-core/src/main/java/org/hibernate/engine/internal/StatefulPersistenceContext.java
+++ b/hibernate-core/src/main/java/org/hibernate/engine/internal/StatefulPersistenceContext.java
@@ -256,6 +256,7 @@ public class StatefulPersistenceContext implements PersistenceContext {
 		if ( loadContexts != null ) {
 			loadContexts.cleanup();
 		}
+		naturalIdXrefDelegate.clear();
 	}
 
 	@Override