diff --git a/data_for_test.py b/data_for_test.py
index bde2cd974fb711349107e23ebf51e308b3c05316..7970a6283fe66f83f7bff8e365840de6529c0751 100644
--- a/data_for_test.py
+++ b/data_for_test.py
@@ -44,6 +44,8 @@ class FluxDataSingle:
         self.oscillation_pos = u.transposed_array_from_string(oscillation_pos_str)
         self.oscillation_neg = u.transposed_array_from_string(oscillation_neg_str)
 
+        self.combined_frozen_metrics = 1.0
+
         self.weno_weights_pos = u.transposed_array_from_string(weno_weights_pos_str)
         self.weno_weights_neg = u.transposed_array_from_string(weno_weights_neg_str)
 
diff --git a/test.py b/test.py
index 671b7fe606f27d44b93dfd6f761ad7ab6a5878c6..da3abad7faeaf936b440bde78d3c1da10fbb2a84 100644
--- a/test.py
+++ b/test.py
@@ -33,7 +33,7 @@ def test_weno_flux_uniform_grid(ctx_factory, flux_test_data_fixture):
             generalized_fluxes=data.fluxes,
             characteristic_fluxes_pos=data.char_fluxes_pos,
             characteristic_fluxes_neg=data.char_fluxes_neg,
-            combined_frozen_metrics=1.0,
+            combined_frozen_metrics=data.combined_frozen_metrics,
             R=data.R,
             flux=flux_dev)
 
@@ -65,7 +65,7 @@ def test_dissipation_part_pos_uniform_grid(ctx_factory, flux_test_data_fixture):
 
     prg(queue, nvars=data.nvars,
             characteristic_fluxes=data.char_fluxes_pos,
-            combined_frozen_metrics=1.0,
+            combined_frozen_metrics=data.combined_frozen_metrics,
             R=data.R,
             dissipation_pos=dissipation_dev)
 
@@ -82,7 +82,7 @@ def test_dissipation_part_neg_uniform_grid(ctx_factory, flux_test_data_fixture):
 
     prg(queue, nvars=data.nvars,
             characteristic_fluxes=data.char_fluxes_neg,
-            combined_frozen_metrics=1.0,
+            combined_frozen_metrics=data.combined_frozen_metrics,
             R=data.R,
             dissipation_neg=dissipation_dev)
 
@@ -99,7 +99,7 @@ def test_weno_weights_pos_uniform_grid(ctx_factory, flux_test_data_fixture):
 
     prg(queue, nvars=data.nvars,
             characteristic_fluxes=data.char_fluxes_pos,
-            combined_frozen_metrics=1.0,
+            combined_frozen_metrics=data.combined_frozen_metrics,
             w=weights_dev)
 
     sum_weights = np.sum(weights_dev.get(), axis=1)
@@ -118,7 +118,7 @@ def test_weno_weights_neg_uniform_grid(ctx_factory, flux_test_data_fixture):
 
     prg(queue, nvars=data.nvars,
             characteristic_fluxes=data.char_fluxes_neg,
-            combined_frozen_metrics=1.0,
+            combined_frozen_metrics=data.combined_frozen_metrics,
             w=weights_dev)
 
     sum_weights = np.sum(weights_dev.get(), axis=1)