diff --git a/benchmarks/dvcs/analysis/dvcs_ps_gen.cxx b/benchmarks/dvcs/analysis/dvcs_ps_gen.cxx
index c0642a7c05cd487a5668741ed00ca997d26c782f..1c6e3b1d142b00e280541b8e4f3b88e97db584e5 100644
--- a/benchmarks/dvcs/analysis/dvcs_ps_gen.cxx
+++ b/benchmarks/dvcs/analysis/dvcs_ps_gen.cxx
@@ -1,3 +1,7 @@
+#include "TH2F.h"
+#include "TLorentzVector.h"
+#include "TGenPhaseSpace.h"
+
 void dvcs_ps_gen() {
   double E_p = 100.0;
   double M_p = 0.938;