diff --git a/src/rostermanager.cpp b/src/rostermanager.cpp
index 433db4d636a3ea363920c2d6c8176d3fca896da5..e7d24247c8bd92b31439856eb28275d3c67871b9 100644
--- a/src/rostermanager.cpp
+++ b/src/rostermanager.cpp
@@ -63,6 +63,8 @@ RosterManager::~RosterManager() {
 		delete buddy;
 	}
 
+	boost::singleton_pool<boost::pool_allocator_tag, sizeof(unsigned int)>::release_memory();
+
 	if (m_rosterStorage)
 		delete m_rosterStorage;
 }