diff --git a/source/position_sense/hdsl/firmware/defines.inc b/source/position_sense/hdsl/firmware/defines.inc
index b0be80d..697af48 100644
--- a/source/position_sense/hdsl/firmware/defines.inc
+++ b/source/position_sense/hdsl/firmware/defines.inc
@@ -30,14 +30,13 @@
 ; OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 ;
 
-;Firmware version
-FIRMWARE_VERSION_CODING .set            0x1
-;  bit5..4		major number
+
+;  bit7..4		major number
 FIRMWARE_VERSION_MAJOR	.set			0x0
 ;  bit3..0		minor number
-FIRMWARE_VERSION_MINOR	.set			0x4
+FIRMWARE_VERSION_MINOR	.set			0x5
 
-ICSS_FIRMWARE_RELEASE	.set            ((FIRMWARE_VERSION_CODING << 6) | (FIRMWARE_VERSION_MAJOR << 4) | (FIRMWARE_VERSION_MINOR << 0))
+ICSS_FIRMWARE_RELEASE	.set            ((FIRMWARE_VERSION_MAJOR << 4) | (FIRMWARE_VERSION_MINOR << 0))
 
 ;number of cycles for 1 bit
     .if $defined("FREERUN_300_MHZ")
diff --git a/source/position_sense/hdsl/firmware/hdsl_master_icssg_300_mhz_bin.h b/source/position_sense/hdsl/firmware/hdsl_master_icssg_300_mhz_bin.h
index bc255d1..c25e38a 100644
--- a/source/position_sense/hdsl/firmware/hdsl_master_icssg_300_mhz_bin.h
+++ b/source/position_sense/hdsl/firmware/hdsl_master_icssg_300_mhz_bin.h
@@ -1311,7 +1311,7 @@ const unsigned int Hiperface_DSL2_0[]= {
 0x81080580,
 0x24001fc0,
 0x810605c0,
-0x24004400,
+0x24000500,
 0x810b1800,
 0x81441800,
 0x2eff8383,