diff --git a/sdrbase/dsp/samplemofifo.h b/sdrbase/dsp/samplemofifo.h
index 72c037619..01988485c 100644
--- a/sdrbase/dsp/samplemofifo.h
+++ b/sdrbase/dsp/samplemofifo.h
@@ -48,8 +48,8 @@ public:
     );
     void writeAsync(const SampleVector::const_iterator& begin, unsigned int amount, unsigned int stream);
 
-    const std::vector<SampleVector>& getData() { return m_data; }
-    const SampleVector& getData(unsigned int stream) { return m_data[stream]; }
+    std::vector<SampleVector>& getData() { return m_data; }
+    SampleVector& getData(unsigned int stream) { return m_data[stream]; }
     unsigned int getNbStreams() const { return m_data.size(); }
 
     unsigned int remainderSync()