diff --git a/sflphone-common/src/audio/audiortp.cpp b/sflphone-common/src/audio/audiortp.cpp
index 318f418a6ba0dca708a37c61dd958e39c1ce4d4a..09892b08c2e9188c5ea8892e3f46e3810ae2f937 100644
--- a/sflphone-common/src/audio/audiortp.cpp
+++ b/sflphone-common/src/audio/audiortp.cpp
@@ -398,7 +398,7 @@ AudioRtpRTX::sendSessionFromMic(int timestamp)
         int nbSamplesMax = _layerFrameSize * _audiocodec->getClockRate() / 1000;
         _debug("_nbSamplesMax %i\n", nbSamplesMax);
 
-        //_debug("resample data = %i\n", nb_sample_up);
+        _debug("resample data = %i\n", nb_sample_up);
         nbSample = reSampleData(_audiocodec->getClockRate(), nb_sample_up, DOWN_SAMPLING);	
 
         if ( nbSample < nbSamplesMax - 10 ) { // if only 10 is missing, it's ok
@@ -410,6 +410,7 @@ AudioRtpRTX::sendSessionFromMic(int timestamp)
 
     } else {
 
+        int nbSamplesMax = 128;
         // no resampling required
         compSize = _audiocodec->codecEncode( micDataEncoded, micData, nbSample*sizeof(int16));
 
diff --git a/sflphone-common/src/audio/codecs/celtcodec.cpp b/sflphone-common/src/audio/codecs/celtcodec.cpp
index feb3f61d0baca9a3563d69b2675ff295828892b1..42a9bdbb440334906fd05b9d434fe57eb525427c 100644
--- a/sflphone-common/src/audio/codecs/celtcodec.cpp
+++ b/sflphone-common/src/audio/codecs/celtcodec.cpp
@@ -26,8 +26,7 @@
 class Celt : public AudioCodec{
     public:
         Celt(int payload=0)
-            : AudioCodec(payload, "celt"),
-              _celt_frame_size(128)
+            : AudioCodec(payload, "celt")
     {
         _clockRate = 44100;
         _frameSize = 512; // fixed frameSize, TODO: support 64 to 512 frame size
@@ -86,7 +85,8 @@ class Celt : public AudioCodec{
         virtual int codecEncode (unsigned char *dst, short *src, unsigned int size) 
         {
             int len = 0;
-            len = celt_encode(enc, (celt_int16_t *)src, NULL, dst, size);
+            len = celt_encode(enc, (celt_int16_t *)src, NULL, dst, 128);
+            // returns the number of bytes writen
             return len;
         }