diff --git a/tests/core/Test_wilson_even_odd.cc b/tests/core/Test_wilson_even_odd.cc
index 4933c36e..a2773244 100644
--- a/tests/core/Test_wilson_even_odd.cc
+++ b/tests/core/Test_wilson_even_odd.cc
@@ -2,11 +2,10 @@
 
     Grid physics library, www.github.com/paboyle/Grid 
 
-    Source file: ./tests/Test_wilson_even_odd.cc
+    Source file: ./tests/Test_wilson_tm_even_odd.cc
 
     Copyright (C) 2015
 
-Author: Peter Boyle <paboyle@ph.ed.ac.uk>
 Author: paboyle <paboyle@ph.ed.ac.uk>
 
     This program is free software; you can redistribute it and/or modify
@@ -89,8 +88,8 @@ int main (int argc, char ** argv)
   }
 
   RealD mass=0.1;
-  RealD mu  = 0.1;
-  WilsonTMFermionR Dw(Umu,Grid,RBGrid,mass,mu);
+
+  WilsonFermionR Dw(Umu,Grid,RBGrid,mass);
 
   LatticeFermion src_e   (&RBGrid);
   LatticeFermion src_o   (&RBGrid);
@@ -207,7 +206,7 @@ int main (int argc, char ** argv)
   pickCheckerboard(Odd ,phi_o,phi);
   RealD t1,t2;
 
-  SchurDiagMooeeOperator<WilsonTMFermionR,LatticeFermion> HermOpEO(Dw);
+  SchurDiagMooeeOperator<WilsonFermionR,LatticeFermion> HermOpEO(Dw);
   HermOpEO.MpcDagMpc(chi_e,dchi_e,t1,t2);
   HermOpEO.MpcDagMpc(chi_o,dchi_o,t1,t2);
 
diff --git a/tests/core/Test_wilson_tm_even_odd.cc b/tests/core/Test_wilson_twisted_mass_even_odd.cc
similarity index 97%
rename from tests/core/Test_wilson_tm_even_odd.cc
rename to tests/core/Test_wilson_twisted_mass_even_odd.cc
index a2773244..4933c36e 100644
--- a/tests/core/Test_wilson_tm_even_odd.cc
+++ b/tests/core/Test_wilson_twisted_mass_even_odd.cc
@@ -2,10 +2,11 @@
 
     Grid physics library, www.github.com/paboyle/Grid 
 
-    Source file: ./tests/Test_wilson_tm_even_odd.cc
+    Source file: ./tests/Test_wilson_even_odd.cc
 
     Copyright (C) 2015
 
+Author: Peter Boyle <paboyle@ph.ed.ac.uk>
 Author: paboyle <paboyle@ph.ed.ac.uk>
 
     This program is free software; you can redistribute it and/or modify
@@ -88,8 +89,8 @@ int main (int argc, char ** argv)
   }
 
   RealD mass=0.1;
-
-  WilsonFermionR Dw(Umu,Grid,RBGrid,mass);
+  RealD mu  = 0.1;
+  WilsonTMFermionR Dw(Umu,Grid,RBGrid,mass,mu);
 
   LatticeFermion src_e   (&RBGrid);
   LatticeFermion src_o   (&RBGrid);
@@ -206,7 +207,7 @@ int main (int argc, char ** argv)
   pickCheckerboard(Odd ,phi_o,phi);
   RealD t1,t2;
 
-  SchurDiagMooeeOperator<WilsonFermionR,LatticeFermion> HermOpEO(Dw);
+  SchurDiagMooeeOperator<WilsonTMFermionR,LatticeFermion> HermOpEO(Dw);
   HermOpEO.MpcDagMpc(chi_e,dchi_e,t1,t2);
   HermOpEO.MpcDagMpc(chi_o,dchi_o,t1,t2);