diff --git a/tests/core/Test_lie_generators.cc b/tests/core/Test_lie_generators.cc
index 372e1408..a49dbca1 100644
--- a/tests/core/Test_lie_generators.cc
+++ b/tests/core/Test_lie_generators.cc
@@ -28,6 +28,7 @@ See the full license in the file "LICENSE" in the top level distribution
 directory
 *************************************************************************************/
 /*  END LEGAL */
+#if Nc==3
 #include <Grid/Grid.h>
 
 #include <Grid/qcd/utils/CovariantCshift.h>
@@ -530,3 +531,4 @@ int main(int argc, char** argv) {
   
   Grid_finalize();
 }
+#endif
diff --git a/tests/core/Test_reunitarise.cc b/tests/core/Test_reunitarise.cc
index 6644be1a..0ff8ec7e 100644
--- a/tests/core/Test_reunitarise.cc
+++ b/tests/core/Test_reunitarise.cc
@@ -26,6 +26,7 @@ Author: Peter Boyle <paboyle@ph.ed.ac.uk>
     See the full license in the file "LICENSE" in the top level distribution directory
     *************************************************************************************/
     /*  END LEGAL */
+#if Nc==3
 #include <Grid/Grid.h>
 
 using namespace std;
@@ -143,3 +144,4 @@ int main (int argc, char ** argv)
 
 
 
+#endif