diff --git a/app/src/main/cpp/MicroPhoto.cpp b/app/src/main/cpp/MicroPhoto.cpp
index 20b30fc9..cd26a219 100644
--- a/app/src/main/cpp/MicroPhoto.cpp
+++ b/app/src/main/cpp/MicroPhoto.cpp
@@ -497,6 +497,10 @@ Java_com_xypower_mpapp_MicroPhotoService_uninit(
     }
     pTerminal->SignalExit();
     pTerminal->Shutdown();
+    if (dev != NULL)
+    {
+        delete dev;
+    }
 
     delete pTerminal;