diff --git a/lib_enc/lib_enc.c b/lib_enc/lib_enc.c
index 0fb8eabb35b33afae2b250b7e9673fa3cf4e4e03..75bfa5817bbaab374a6a0866fd4203462fdef5bc 100644
--- a/lib_enc/lib_enc.c
+++ b/lib_enc/lib_enc.c
@@ -1324,6 +1324,11 @@ ivas_error IVAS_ENC_EncodeFrameToSerial(
         }
         else
         {
+#ifdef DEBUG_MODE_INFO
+            int16_t tmp_dmx_in[L_FRAME48k];
+            mvr2s( inputBuffer, tmp_dmx_in, inputBufferSize);
+            dbgwrite( tmp_dmx_in, sizeof( int16_t ), inputBufferSize, 1, strcat( fname( debug_dir, "ivas_input_dmx", 0, 1, ENC ), ".pcm" ) );
+#endif
             if ( ( error = evs_enc( hCoreCoder, inputBuffer, st_ivas->mem_hp20_in[0], inputBufferSize ) ) != IVAS_ERR_OK )
             {
                 return error;