diff --git a/features/FEATURE_BLE/source/generic/GenericSecurityManager.tpp b/features/FEATURE_BLE/source/generic/GenericSecurityManager.tpp
index 05ae0a11172..c833615b64d 100644
--- a/features/FEATURE_BLE/source/generic/GenericSecurityManager.tpp
+++ b/features/FEATURE_BLE/source/generic/GenericSecurityManager.tpp
@@ -137,6 +137,7 @@ ble_error_t GenericSecurityManager<TPalSecurityManager, SigningMonitor>::setData
 
 template<template<class> class TPalSecurityManager, template<class> class SigningMonitor>
 ble_error_t GenericSecurityManager<TPalSecurityManager, SigningMonitor>::reset_(void) {
+    delete _db;
     _pal.reset();
     SecurityManager::reset_();