diff --git a/mission/acs/str/StarTrackerHandler.cpp b/mission/acs/str/StarTrackerHandler.cpp
index 52751f24..3837d9e5 100644
--- a/mission/acs/str/StarTrackerHandler.cpp
+++ b/mission/acs/str/StarTrackerHandler.cpp
@@ -277,7 +277,7 @@ void StarTrackerHandler::performOperationHook() {
   }
 }
 
-Submode_t StarTrackerHandler::getInitialSubmode() { return SUBMODE_BOOTLOADER; }
+Submode_t StarTrackerHandler::getInitialSubmode() { return startracker::SUBMODE_BOOTLOADER; }
 
 ReturnValue_t StarTrackerHandler::buildNormalDeviceCommand(DeviceCommandId_t* id) {
   if (strHelperHandlingSpecialRequest) {
@@ -705,7 +705,7 @@ ReturnValue_t StarTrackerHandler::isModeCombinationValid(Mode_t mode, Submode_t
         return INVALID_SUBMODE;
       }
     case MODE_ON:
-      if (submode == SUBMODE_BOOTLOADER || submode == SUBMODE_FIRMWARE) {
+      if (submode == startracker::SUBMODE_BOOTLOADER || submode == startracker::SUBMODE_FIRMWARE) {
         return returnvalue::OK;
       } else {
         return INVALID_SUBMODE;
@@ -736,6 +736,7 @@ void StarTrackerHandler::doTransition(Mode_t modeFrom, Submode_t subModeFrom) {
 }
 
 void StarTrackerHandler::doOnTransition(Submode_t subModeFrom) {
+  using namespace startracker;
   uint8_t dhbSubmode = getSubmode();
   // We hide that the transition to submode firmware actually goes through the submode bootloader.
   // This is because the startracker always starts in bootloader mode but we want to allow direct
@@ -762,6 +763,7 @@ void StarTrackerHandler::doOnTransition(Submode_t subModeFrom) {
 }
 
 void StarTrackerHandler::doNormalTransition(Mode_t modeFrom, Submode_t subModeFrom) {
+  using namespace startracker;
   if (subModeFrom == SUBMODE_FIRMWARE) {
     setMode(MODE_NORMAL);
   } else if (subModeFrom == SUBMODE_BOOTLOADER) {
@@ -787,7 +789,7 @@ void StarTrackerHandler::bootFirmware(Mode_t toMode) {
       if (toMode == MODE_NORMAL) {
         setMode(toMode, 0);
       } else {
-        setMode(toMode, SUBMODE_FIRMWARE);
+        setMode(toMode, startracker::SUBMODE_FIRMWARE);
       }
       sif::info << "STR: Firmware boot success" << std::endl;
       internalState = InternalState::IDLE;