diff --git a/mtp/btree.cpp b/mtp/btree.cpp
index 3a5648d..e53afab 100755
--- a/mtp/btree.cpp
+++ b/mtp/btree.cpp
@@ -28,6 +28,7 @@
 Tree::~Tree() {
 	for (std::map<MtpObjectHandle, Node*>::iterator it = entries.begin(); it != entries.end(); ++it)
 		delete it->second;
+	entries.clear();
 }
 
 int Tree::getCount(void) {