diff --git a/bmc_epoch.hpp b/bmc_epoch.hpp
index fd5e3f4..e4047f0 100644
--- a/bmc_epoch.hpp
+++ b/bmc_epoch.hpp
@@ -32,7 +32,7 @@
         initialize();
     }
 
-    ~BmcEpoch();
+    ~BmcEpoch() override;
 
     /** @brief Notified on time mode changed */
     void onModeChanged(Mode mode) override;