diff --git a/entities.c b/entities.c
index 78571e02..8818f45a 100644
--- a/entities.c
+++ b/entities.c
@@ -148,6 +148,18 @@ void xmlInitializePredefinedEntities(void) {
     }
 }
 
+/**
+ * xmlCleanupPredefinedEntities:
+ *
+ * Cleanup up the predefined entities table.
+ */
+void xmlCleanupPredefinedEntities(void) {
+    if (xmlPredefinedEntities == NULL) return;
+
+    xmlFreeEntitiesTable(xmlPredefinedEntities);
+    xmlPredefinedEntities = NULL;
+}
+
 /**
  * xmlGetPredefinedEntity:
  * @name:  the entity name
diff --git a/entities.h b/entities.h
index 67180b1b..858662ff 100644
--- a/entities.h
+++ b/entities.h
@@ -88,6 +88,7 @@ void			xmlFreeEntitiesTable	(xmlEntitiesTablePtr table);
 void			xmlDumpEntitiesTable	(xmlBufferPtr buf,
 						 xmlEntitiesTablePtr table);
 xmlEntitiesTablePtr	xmlCopyEntitiesTable	(xmlEntitiesTablePtr table);
+void			xmlCleanupPredefinedEntities(void);
 
 #ifdef __cplusplus
 }
diff --git a/include/libxml/entities.h b/include/libxml/entities.h
index 67180b1b..858662ff 100644
--- a/include/libxml/entities.h
+++ b/include/libxml/entities.h
@@ -88,6 +88,7 @@ void			xmlFreeEntitiesTable	(xmlEntitiesTablePtr table);
 void			xmlDumpEntitiesTable	(xmlBufferPtr buf,
 						 xmlEntitiesTablePtr table);
 xmlEntitiesTablePtr	xmlCopyEntitiesTable	(xmlEntitiesTablePtr table);
+void			xmlCleanupPredefinedEntities(void);
 
 #ifdef __cplusplus
 }