diff --git a/hiive/mdptoolbox/mdp.py b/hiive/mdptoolbox/mdp.py
index bf39776..03aba48 100644
--- a/hiive/mdptoolbox/mdp.py
+++ b/hiive/mdptoolbox/mdp.py
@@ -1248,6 +1248,7 @@ def _build_run_stat(self, i, a, error, p, r, s, v):
             'Time': _time.time() - self.time,
             'Alpha': self.alpha,
             'Epsilon': self.epsilon,
+            'Gamma': self.gamma,
             'Max V': _np.max(v),
             'Mean V': _np.mean(v),
             'Iteration': i,