diff --git a/SDL/LST.cc b/SDL/LST.cc
index a2f593d7..cf2e73c2 100644
--- a/SDL/LST.cc
+++ b/SDL/LST.cc
@@ -4,6 +4,11 @@
 #include "LST.h"
 #endif
 
+#include "Event.h"
+
+#include "Math/Vector3D.h"
+using XYZVector = ROOT::Math::XYZVector;
+
 void SDL::LST<SDL::Acc>::run(SDL::QueueAcc& queue,
                              bool verbose,
                              const LSTESDeviceData<SDL::Dev>* deviceESData,
diff --git a/SDL/LST.h b/SDL/LST.h
index 145d9638..a95f9343 100644
--- a/SDL/LST.h
+++ b/SDL/LST.h
@@ -9,11 +9,6 @@
 #include "LSTESData.h"
 #endif
 
-#include "Event.h"
-
-#include "Math/Vector3D.h"
-using XYZVector = ROOT::Math::XYZVector;
-
 #include <cstdlib>
 #include <numeric>
 #include <mutex>
diff --git a/bin/sdl.h b/bin/sdl.h
index 251c3385..9a5382af 100644
--- a/bin/sdl.h
+++ b/bin/sdl.h
@@ -14,6 +14,7 @@
 #include "rooutil.h"
 #include "cxxopts.h"
 
+#include "SDL/Event.h"
 #include "SDL/LST.h"
 
 // Efficiency study modules