diff --git a/tests/Makefile.am b/tests/Makefile.am
index 8b060a700..8120d7784 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -7,6 +7,7 @@ MODFILES = \
 	estimation/fs2000_initialize_from_calib.mod	\
 	estimation/fs2000_calibrated_covariance.mod \
 	gsa/ls2003.mod \
+	gsa/ls2003a.mod \
 	ramst.mod \
 	ramst_a.mod \
 	ramst_static_tag.mod \
diff --git a/tests/gsa/ls2003a.mod b/tests/gsa/ls2003a.mod
index c93e48c2c..19d5f88ba 100644
--- a/tests/gsa/ls2003a.mod
+++ b/tests/gsa/ls2003a.mod
@@ -99,7 +99,12 @@ y_obs,pie_obs(@{ilag}), -; //[ccf]
 @#endfor
 end;
 
-dynare_sensitivity(prior_range=0, nodisplay, graph_format=(fig,eps));
+if isoctave()
+  dynare_sensitivity(prior_range=0, nodisplay, graph_format=(eps));
+else
+  dynare_sensitivity(prior_range=0, nodisplay, graph_format=(fig));
+end
+
 /*
 estimation(datafile='data_ca1.m',first_obs=8,nobs=79,mh_nblocks=2, mode_file = ls2003a_mode,
   prefilter=1,mh_jscale=0.5,mh_replic=5000, mode_compute=0, mh_drop=0.6, bayesian_irf);