diff --git a/src/lasp/device/lasp_streammgr.cpp b/src/lasp/device/lasp_streammgr.cpp
index 4209e97..e2714d4 100644
--- a/src/lasp/device/lasp_streammgr.cpp
+++ b/src/lasp/device/lasp_streammgr.cpp
@@ -301,7 +301,7 @@ void StreamMgr::stopStream(const StreamType t) {
       throw rte("Input stream is not running");
     }
     /// Kills input stream
-    _inputStream = nullptr;
+    _inputStream.reset();
     /// Send reset to all in data handlers
     for (auto &handler : _inDataHandlers) {
       handler->reset(nullptr);
@@ -309,13 +309,13 @@ void StreamMgr::stopStream(const StreamType t) {
   } break;
   case (StreamType::output): {
     if (_inputStream && _inputStream->duplexMode()) {
-      _inputStream = nullptr;
+      _inputStream.reset();
     } else {
 
       if (!_outputStream) {
         throw rte("Output stream is not running");
       }
-      _outputStream = nullptr;
+      _outputStream.reset();
     } // end else
   } break;
   default: