diff --git a/lib_xua/src/core/audiohub/audiohub_adat.h b/lib_xua/src/core/audiohub/audiohub_adat.h
index 996f2b3f..50e73ad3 100644
--- a/lib_xua/src/core/audiohub/audiohub_adat.h
+++ b/lib_xua/src/core/audiohub/audiohub_adat.h
@@ -1,5 +1,6 @@
 
 unsigned adatCounter = 0;
+unsigned adatSamples[8];
 
 #pragma unsafe arrays
 static inline void TransferAdatTxSamples(chanend c_adat_out, const unsigned samplesFromHost[], int smux, int handshake)