diff --git a/sw/airborne/modules/meteo/meteo_france_DAQ.c b/sw/airborne/modules/meteo/meteo_france_DAQ.c
index 9d149066f9..7f000f5897 100644
--- a/sw/airborne/modules/meteo/meteo_france_DAQ.c
+++ b/sw/airborne/modules/meteo/meteo_france_DAQ.c
@@ -115,11 +115,12 @@ void mf_daq_send_report(void)
 
 void parse_mf_daq_msg(void)
 {
-  mf_daq.nb = DL_PAYLOAD_FLOAT_values_length(dl_buffer);
+  mf_daq.nb = dl_buffer[2];
   if (mf_daq.nb > 0) {
     if (mf_daq.nb > MF_DAQ_SIZE) { mf_daq.nb = MF_DAQ_SIZE; }
     // Store data struct directly from dl_buffer
-    memcpy(mf_daq.values, DL_PAYLOAD_FLOAT_values(dl_buffer), mf_daq.nb * sizeof(float));
+    float *buf = (float*)(dl_buffer+3);
+    memcpy(mf_daq.values, buf, mf_daq.nb * sizeof(float));
     // Log on SD card
     if (log_started) {
       DOWNLINK_SEND_PAYLOAD_FLOAT(pprzlog_tp, chibios_sdlog, mf_daq.nb, mf_daq.values);