diff --git a/mission/system/TcsSubsystem.cpp b/mission/system/TcsSubsystem.cpp
index 438481a3..0ff26c65 100644
--- a/mission/system/TcsSubsystem.cpp
+++ b/mission/system/TcsSubsystem.cpp
@@ -16,5 +16,8 @@ ReturnValue_t TcsSubsystem::checkModeCommand(Mode_t mode, Submode_t submode,
   return RETURN_OK;
 }
 
+ReturnValue_t TcsSubsystem::initialize() {
+}
+
 void TcsSubsystem::startTransition(Mode_t mode, Submode_t submode) {
 }
diff --git a/mission/system/TcsSubsystem.h b/mission/system/TcsSubsystem.h
index fe5bb3af..f6c2481f 100644
--- a/mission/system/TcsSubsystem.h
+++ b/mission/system/TcsSubsystem.h
@@ -12,6 +12,9 @@ struct TcsBoardHelper {
 class TcsSubsystem: public SubsystemBase {
 public:
   TcsSubsystem(object_id_t objectId, object_id_t parentId, TcsBoardHelper helper);
+
+  ReturnValue_t initialize() override;
+
 private:
   ReturnValue_t handleCommandMessage(CommandMessage *message) override;