diff --git a/a8000_protocol b/a8000_protocol
index 5081899..8f3e18d 160000
--- a/a8000_protocol
+++ b/a8000_protocol
@@ -1 +1 @@
-Subproject commit 5081899a39cbbfca1beb5da571b1df2f0ce46789
+Subproject commit 8f3e18d35b26becec3236055a1324e31e8d0f40c
diff --git a/usrc/subboards/subboard90_optical_module/optical_module.cpp b/usrc/subboards/subboard90_optical_module/optical_module.cpp.bak
similarity index 100%
rename from usrc/subboards/subboard90_optical_module/optical_module.cpp
rename to usrc/subboards/subboard90_optical_module/optical_module.cpp.bak
diff --git a/usrc/subboards/subboard90_optical_module/optical_module.hpp b/usrc/subboards/subboard90_optical_module/optical_module.hpp.bak
similarity index 100%
rename from usrc/subboards/subboard90_optical_module/optical_module.hpp
rename to usrc/subboards/subboard90_optical_module/optical_module.hpp.bak