diff --git a/requestworker.cpp b/requestworker.cpp
index 308c73b..7ee209b 100644
--- a/requestworker.cpp
+++ b/requestworker.cpp
@@ -277,6 +277,9 @@ void RequestWorker::startAlarm()
 
 void RequestWorker::stopAlarm()
 {
+    if (!player_started)
+        return;
+
     enable_alarm = false;
     player_started = false;
     if(player) {
@@ -289,7 +292,10 @@ void RequestWorker::stopAlarm()
         audioOutput = nullptr;
     }
 #ifdef Q_OS_ANDROID
-    if(m_androidMediaPlayer) {
+    if (m_androidMediaPlayer && m_androidMediaPlayer->isValid()) {
+        m_androidMediaPlayer->callMethod<void>("stop");
+        m_androidMediaPlayer->callMethod<void>("release");
+
         delete m_androidMediaPlayer;
         m_androidMediaPlayer = nullptr;
     }