diff --git a/libpicohsdaoh/picohsdaoh.c b/libpicohsdaoh/picohsdaoh.c
index b33965d..b0641d1 100644
--- a/libpicohsdaoh/picohsdaoh.c
+++ b/libpicohsdaoh/picohsdaoh.c
@@ -176,7 +176,8 @@ static bool vactive_cmdlist_posted = false;
 static uint8_t dma_sniff_pipelined_ch = 0;
 static bool dma_sniff_pipelined_disable = false;
 
-metadata_t metadata = (metadata_t) { .magic = 0xda7acab1, .crc_config = CRC16_2_LINE, .version = 1, .flags = FLAG_STREAM_ID_PRESENT };
+metadata_t metadata = (metadata_t) { .magic = 0xda7acab1, .crc_config = CRC16_2_LINE, .version = 1,
+				     .flags = FLAG_STREAM_ID_PRESENT | FLAG_FORMAT_ID_PRESENT };
 
 /* HSTX DMA IRQ handler, reconfigures the channel that just completed while
  * ther other channel is currently busy */
diff --git a/libpicohsdaoh/picohsdaoh.h b/libpicohsdaoh/picohsdaoh.h
index ab4c80d..26feadc 100644
--- a/libpicohsdaoh/picohsdaoh.h
+++ b/libpicohsdaoh/picohsdaoh.h
@@ -49,6 +49,7 @@ typedef struct
 } __attribute__((packed, aligned(1))) metadata_t;
 
 #define FLAG_STREAM_ID_PRESENT	(1 << 0)
+#define FLAG_FORMAT_ID_PRESENT	(1 << 1)
 
 void hsdaoh_start(void);
 void hsdaoh_init(int dstrength, int slewrate);