diff --git a/services/tuner/TunerDemux.cpp b/services/tuner/TunerDemux.cpp
index 7e07da1..92fa970 100644
--- a/services/tuner/TunerDemux.cpp
+++ b/services/tuner/TunerDemux.cpp
@@ -50,6 +50,7 @@
 }
 
 TunerDemux::~TunerDemux() {
+    close();
     mDemux = nullptr;
     mTunerService = nullptr;
 }