diff --git a/test/cosseratenergytest.cc b/test/cosseratenergytest.cc
index d74cc9a4f372fc22a5f9f2494a1ba08ed443b4f3..73aa6672301db33fab83a22fadc278fe436dc6a9 100644
--- a/test/cosseratenergytest.cc
+++ b/test/cosseratenergytest.cc
@@ -336,6 +336,8 @@ void testEnergyGradient(Basis basis)
 
 int main(int argc, char** argv)
 {
+    MPIHelper::instance(argc, argv);
+
     const int domainDim = 2;
 
     // ////////////////////////////////////////////////////////
diff --git a/test/harmonicenergytest.cc b/test/harmonicenergytest.cc
index a586336b5ef1da08bd8e5b1c4592f4b9b97f2a7a..8e1fd4e78173a4b9ddd3c8060581b6a916a50fa2 100644
--- a/test/harmonicenergytest.cc
+++ b/test/harmonicenergytest.cc
@@ -111,5 +111,7 @@ void testUnitVector3d()
 
 int main(int argc, char** argv)
 {
+    MPIHelper::instance(argc, argv);
+
     testUnitVector3d<2>();
 }