diff --git a/tests/Makefile.am b/tests/Makefile.am
index 1a62a729e..b13370853 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -20,7 +20,7 @@ MODFILES = \
 	t_sgu_ex1.mod \
 	optimal_policy/osr_example.mod \
 	optimal_policy/osr_example_objective_correctness.mod \
-	optimal_policy/osr_example_objective_correctness_non_stationary_vars.mod \
+	optimal_policy/osr_example_obj_corr_non_stat_vars.mod \
 	optimal_policy/ramsey.mod \
 	optimal_policy/nk_ramsey.mod \
 	optimal_policy/nk_ramsey_model.mod \
diff --git a/tests/optimal_policy/osr_example_objective_correctness_non_stationary_vars.mod b/tests/optimal_policy/osr_example_obj_corr_non_stat_vars.mod
similarity index 100%
rename from tests/optimal_policy/osr_example_objective_correctness_non_stationary_vars.mod
rename to tests/optimal_policy/osr_example_obj_corr_non_stat_vars.mod