diff --git a/tests/Makefile.am b/tests/Makefile.am
index eaf50bcb202b5c698325ed022f2b29d4882ecf74..8866b96454897f4f5b096bb1b753363de7501e8b 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -66,6 +66,7 @@ MODFILES = \
 	estimation/method_of_moments/AFVRR/AFVRR_MFB.mod \
 	estimation/method_of_moments/AFVRR/AFVRR_MFB_RRA.mod \
 	estimation/no_init_estimation_check_first_obs/fs2000_init_check.mod \
+	estimation/example_nls.mod \
 	moments/example1_var_decomp.mod \
 	moments/example1_bp_test.mod \
 	moments/test_AR1_spectral_density.mod \