diff --git a/plugins/samplesource/sdrdaemonfec/sdrdaemonfecbuffer.cpp b/plugins/samplesource/sdrdaemonfec/sdrdaemonfecbuffer.cpp
index ee955d7e9..d6bc35810 100644
--- a/plugins/samplesource/sdrdaemonfec/sdrdaemonfecbuffer.cpp
+++ b/plugins/samplesource/sdrdaemonfec/sdrdaemonfecbuffer.cpp
@@ -24,8 +24,6 @@
 
 const int SDRdaemonFECBuffer::m_sampleSize = 2;
 const int SDRdaemonFECBuffer::m_iqSampleSize = 2 * m_sampleSize;
-const int SDRdaemonFECBuffer::m_rawBufferLengthSeconds = 8; // should be even
-const int SDRdaemonFECBuffer::m_rawBufferMinNbFrames = 50;
 
 SDRdaemonFECBuffer::SDRdaemonFECBuffer(uint32_t throttlems) :
         m_frameHead(0),
@@ -40,7 +38,7 @@ SDRdaemonFECBuffer::SDRdaemonFECBuffer(uint32_t throttlems) :
 {
 	m_currentMeta.init();
 	m_outputMeta.init();
-	m_framesNbBytes = nbDecoderSlots * sizeof(BufferFrame) * m_iqSampleSize;
+	m_framesNbBytes = nbDecoderSlots * sizeof(BufferFrame);
 	m_wrDeltaEstimate = m_framesNbBytes / 2;
 }
 
diff --git a/plugins/samplesource/sdrdaemonfec/sdrdaemonfecbuffer.h b/plugins/samplesource/sdrdaemonfec/sdrdaemonfecbuffer.h
index c6e7e0fa6..83cd332c2 100644
--- a/plugins/samplesource/sdrdaemonfec/sdrdaemonfecbuffer.h
+++ b/plugins/samplesource/sdrdaemonfec/sdrdaemonfecbuffer.h
@@ -25,7 +25,7 @@
 
 #define SDRDAEMONFEC_UDPSIZE 512            // UDP payload size
 #define SDRDAEMONFEC_NBORIGINALBLOCKS 128   // number of sample blocks per frame excluding FEC blocks
-#define SDRDAEMONFEC_NBDECODERSLOTS 4       // power of two sub multiple of uint16_t size. A too large one is superfluous.
+#define SDRDAEMONFEC_NBDECODERSLOTS 16      // power of two sub multiple of uint16_t size. A too large one is superfluous.
 
 class SDRdaemonFECBuffer
 {
@@ -142,8 +142,6 @@ public:
     static const int m_nbOriginalBlocks = SDRDAEMONFEC_NBORIGINALBLOCKS;
 	static const int m_sampleSize;
 	static const int m_iqSampleSize;
-	static const int m_rawBufferLengthSeconds;
-	static const int m_rawBufferMinNbFrames; //!< Minimum number of frames for the length of buffer
 
 private:
     static const int nbDecoderSlots = SDRDAEMONFEC_NBDECODERSLOTS;