diff --git a/lib/scalp_firmware_hdl_lib b/lib/scalp_firmware_hdl_lib
index a6163ba532fcd178f9f331762e87095ab70203e8..256cc1046280103cca5a19f1542a278b44154565 160000
--- a/lib/scalp_firmware_hdl_lib
+++ b/lib/scalp_firmware_hdl_lib
@@ -1 +1 @@
-Subproject commit a6163ba532fcd178f9f331762e87095ab70203e8
+Subproject commit 256cc1046280103cca5a19f1542a278b44154565