diff --git a/tools/firmware-utils/src/trx.c b/tools/firmware-utils/src/trx.c
index 5e5e77a492..b9830239a2 100644
--- a/tools/firmware-utils/src/trx.c
+++ b/tools/firmware-utils/src/trx.c
@@ -60,7 +60,7 @@ uint32_t crc32buf(char *buf, size_t len);
 
 #define TRX_MAGIC	0x30524448	/* "HDR0" */
 #define TRX_VERSION	1
-#define TRX_MAX_LEN	0x5A0000
+#define TRX_MAX_LEN	0x720000
 #define TRX_NO_HEADER	1		/* Do not write TRX header */	
 
 struct trx_header {