diff --git a/libwvdrmengine/cdm/core/src/cdm_engine.cpp b/libwvdrmengine/cdm/core/src/cdm_engine.cpp
index 270ce1d5..ef95072c 100644
--- a/libwvdrmengine/cdm/core/src/cdm_engine.cpp
+++ b/libwvdrmengine/cdm/core/src/cdm_engine.cpp
@@ -86,6 +86,7 @@ CdmEngine::CdmEngine(FileSystem* file_system, const std::string& spoid)
 }
 
 CdmEngine::~CdmEngine() {
+  usage_session_.reset();
   AutoLock lock(session_map_lock_);
   session_map_.Terminate();
 }