diff --git a/tests/dirac_test.py b/tests/dirac_test.py
index 28222da6..719490f4 100644
--- a/tests/dirac_test.py
+++ b/tests/dirac_test.py
@@ -10,3 +10,23 @@ def test_gamma_matrices():
         assert np.allclose(matrix @ matrix, np.identity(4))
         assert np.allclose(matrix, matrix.T.conj())
     assert np.allclose(pe.dirac.gamma5, pe.dirac.gamma[0] @ pe.dirac.gamma[1] @ pe.dirac.gamma[2] @ pe.dirac.gamma[3])
+
+
+def test_grid_dirac():
+    for gamma in ['Identity',
+                  'Gamma5',
+                  'GammaX',
+                  'GammaY',
+                  'GammaZ',
+                  'GammaT',
+                  'GammaXGamma5',
+                  'GammaYGamma5',
+                  'GammaZGamma5',
+                  'GammaTGamma5',
+                  'SigmaXT',
+                  'SigmaXY',
+                  'SigmaXZ',
+                  'SigmaYT',
+                  'SigmaYZ',
+                  'SigmaZT']:
+        pe.dirac.Grid_gamma(gamma)