diff --git a/pollination/three_phase/three_phase/_multiply_matrix.py b/pollination/three_phase/three_phase/_multiply_matrix.py
index 33b9a5a..6d7cff9 100644
--- a/pollination/three_phase/three_phase/_multiply_matrix.py
+++ b/pollination/three_phase/three_phase/_multiply_matrix.py
@@ -51,7 +51,7 @@ def multiply_threephase_matrix(
         return [
             {
                 'from': MatrixMultiplicationThreePhase()._outputs.output_matrix,
-                'to': 'temp/{{identifier}}.ill'
+                'to': 'temp/{{self.identifier}}.ill'
             }
         ]
 
@@ -69,6 +69,6 @@ def binary_to_npy(
         return [
             {
                 'from': BinaryToNpy()._outputs.output_file,
-                'to': '../../results/{{light_path}}/{{state_id}}/total/{{grid_id}}.npy'
+                'to': '../../results/{{self.light_path}}/{{self.state_id}}/total/{{self.grid_id}}.npy'
             }
         ]
diff --git a/pollination/three_phase/three_phase/calculation.py b/pollination/three_phase/three_phase/calculation.py
index 01d5906..210793a 100644
--- a/pollination/three_phase/three_phase/calculation.py
+++ b/pollination/three_phase/three_phase/calculation.py
@@ -119,7 +119,7 @@ def daylight_mtx_calculation(
     @task(
         template=MultiplyMatrixDag,
         loop=multiplication_info,
-        needs=[daylight_mtx_calculation],
+        needs=[calculate_view_matrix, daylight_mtx_calculation],
         sub_paths={
             'view_matrix': '{{item.vmtx}}',
             't_matrix': 'bsdf/{{item.tmtx}}',