diff --git a/core/btdiscovery.cpp b/core/btdiscovery.cpp
index 578264b48..5630e48e1 100644
--- a/core/btdiscovery.cpp
+++ b/core/btdiscovery.cpp
@@ -148,7 +148,7 @@ BTDiscovery::~BTDiscovery()
 {
 	m_instance = NULL;
 #if defined(BT_SUPPORT)
-	free(discoveryAgent);
+	delete discoveryAgent;
 #endif
 }