diff --git a/gstlal-calibration/gst/lal/gstlal_demodulate.c b/gstlal-calibration/gst/lal/gstlal_demodulate.c
index 3cd606a14a6029a75f470192051abbb9d8034892..16e2f5d4c566cae36665335dc68be09c17e05882 100644
--- a/gstlal-calibration/gst/lal/gstlal_demodulate.c
+++ b/gstlal-calibration/gst/lal/gstlal_demodulate.c
@@ -67,7 +67,7 @@
  */
 
 
-static void demodulate_float(const float *src, gsize src_size, float complex *dst, guint64 t, gint rate, const int frequency, complex float prefactor)
+static void demodulate_float(const float *src, gsize src_size, float complex *dst, guint64 t, gint rate, const gint64 frequency, complex float prefactor)
 {
 	const float *src_end;
 	guint64 i = 0;
@@ -80,7 +80,7 @@ static void demodulate_float(const float *src, gsize src_size, float complex *ds
 }
 
 
-static void demodulate_double(const double *src, gsize src_size, double complex *dst, guint64 t, gint rate, const int frequency, complex double prefactor)
+static void demodulate_double(const double *src, gsize src_size, double complex *dst, guint64 t, gint rate, const gint64 frequency, complex double prefactor)
 {
 	const double *src_end;
 	guint64 i = 0;
@@ -93,7 +93,7 @@ static void demodulate_double(const double *src, gsize src_size, double complex
 }
 
 
-static void demodulate_complex_float(const complex float *src, gsize src_size, float complex *dst, guint64 t, gint rate, const int frequency, complex float prefactor)
+static void demodulate_complex_float(const complex float *src, gsize src_size, float complex *dst, guint64 t, gint rate, const gint64 frequency, complex float prefactor)
 {
 	const complex float *src_end;
 	guint64 i = 0;
@@ -106,7 +106,7 @@ static void demodulate_complex_float(const complex float *src, gsize src_size, f
 }
 
 
-static void demodulate_complex_double(const complex double *src, gsize src_size, double complex *dst, guint64 t, gint rate, const int frequency, complex double prefactor)
+static void demodulate_complex_double(const complex double *src, gsize src_size, double complex *dst, guint64 t, gint rate, const gint64 frequency, complex double prefactor)
 {
 	const complex double *src_end;
 	guint64 i = 0;
@@ -119,7 +119,7 @@ static void demodulate_complex_double(const complex double *src, gsize src_size,
 }
 
 
-static void demodulate(const void *src, gsize src_size, void *dst, guint64 t, gint rate, enum gstlal_demodulate_data_type data_type, const int frequency, complex double prefactor)
+static void demodulate(const void *src, gsize src_size, void *dst, guint64 t, gint rate, enum gstlal_demodulate_data_type data_type, const gint64 frequency, complex double prefactor)
 {
 
 	switch(data_type) {
@@ -581,8 +581,9 @@ static void set_property(GObject *object, enum property prop_id, const GValue *v
 	GST_OBJECT_LOCK(element);
 
 	switch (prop_id) {
-	case ARG_LINE_FREQUENCY:
-		element->line_frequency = (int) (1000000.0 * g_value_get_double(value) + 0.5); /* Round to the nearest uHz */
+	case ARG_LINE_FREQUENCY: ;
+		double freq = g_value_get_double(value);
+		element->line_frequency = (gint64) (1000000.0 * freq + (freq > 0 ? 0.5 : -0.5)); /* Round to the nearest uHz */
 		break;
 	case ARG_PREFACTOR_REAL:
 		element->prefactor_real = g_value_get_double(value);
diff --git a/gstlal-calibration/gst/lal/gstlal_demodulate.h b/gstlal-calibration/gst/lal/gstlal_demodulate.h
index 71e41d5f47a5fa902728846da356387ba8317ac6..4c753e441b7159c07a2a5f1aa7ecee5c379ab2e5 100644
--- a/gstlal-calibration/gst/lal/gstlal_demodulate.h
+++ b/gstlal-calibration/gst/lal/gstlal_demodulate.h
@@ -79,7 +79,7 @@ struct _GSTLALDemodulate {
 	gboolean need_discont;
 
 	/* properties */
-	int line_frequency; /* in centihertz */
+	gint64 line_frequency; /* in uHz */
 	double prefactor_real;
 	double prefactor_imag;
 };
diff --git a/gstlal-calibration/tests/check_calibration/Makefile b/gstlal-calibration/tests/check_calibration/Makefile
index d325b6ec33cff21b5f9f451062fe4c0c59d99bcc..402fe71e3a295df4aa6631c43d16a15ab9590bee 100644
--- a/gstlal-calibration/tests/check_calibration/Makefile
+++ b/gstlal-calibration/tests/check_calibration/Makefile
@@ -27,7 +27,7 @@ GDSTESTCONFIGS = ../../config_files/PreER13/H1/H1GDS_TEST_1225558818.ini
 DCSTESTCONFIGS = ../../config_files/O2/H1/tests/H1DCS_AllCorrections_Cleaning_TEST.ini
 GDSSHMCONFIGS = ../../config_files/PreER13/H1/tests/H1GDS_1222058826_shm2frames.ini
 
-all: DCS_over_C02 noise_subtraction_ASD_DCH_DCS noise_subtraction_tf_DCS noise_subtraction_tf_DCH_DCS
+all: noise_subtraction_ASD_DCS noise_subtraction_tf_DCS
 
 ###############################################
 ### These commands should change less often ###