diff --git a/src/podcast/quicktime/UBAudioQueueRecorder.cpp b/src/podcast/quicktime/UBAudioQueueRecorder.cpp
index 44dd6c0d..dda9057c 100644
--- a/src/podcast/quicktime/UBAudioQueueRecorder.cpp
+++ b/src/podcast/quicktime/UBAudioQueueRecorder.cpp
@@ -349,7 +349,10 @@ void UBAudioQueueRecorder::audioQueueInputCallback (void *inUserData, AudioQueue
 void UBAudioQueueRecorder::emitNewWaveBuffer(AudioQueueBufferRef pBuffer,
                 int inNumberPacketDescriptions, const AudioStreamPacketDescription *inPacketDescs)
 {
-    emit newWaveBuffer(pBuffer->mAudioData, pBuffer->mAudioDataByteSize, inNumberPacketDescriptions, inPacketDescs);
+    AudioStreamPacketDescription* tmpPackages = (AudioStreamPacketDescription*)malloc(inNumberPacketDescriptions *sizeof(AudioStreamPacketDescription));
+    memcpy(tmpPackages,inPacketDescs,inNumberPacketDescriptions * sizeof(AudioStreamPacketDescription));
+
+    emit newWaveBuffer(pBuffer->mAudioData, pBuffer->mAudioDataByteSize, inNumberPacketDescriptions, tmpPackages);
 
     qreal level = 0;
     UInt32 size;
diff --git a/src/podcast/quicktime/UBQuickTimeFile.cpp b/src/podcast/quicktime/UBQuickTimeFile.cpp
index e0519839..3f9bb8a2 100644
--- a/src/podcast/quicktime/UBQuickTimeFile.cpp
+++ b/src/podcast/quicktime/UBQuickTimeFile.cpp
@@ -629,6 +629,7 @@ void UBQuickTimeFile::appendAudioBuffer(void* pBuffer, long pLength, int inNumbe
             }
         }
     }
+    free((void*)inPacketDescs);
 }