diff --git a/src/calibration.py b/src/calibration.py
index 06d660f..4b12d84 100644
--- a/src/calibration.py
+++ b/src/calibration.py
@@ -531,7 +531,8 @@ class MagnetometerCalibrationComplete(Thread):
         matrix_trans_mgm_to_hh_np = np.zeros((3, 3))
         for row in range(3):
             for col in range(3):
-                matrix_trans_mgm_to_hh_np[row][col] = matrix_trans_mgm_to_hh_tk[row][col].get()
+                #matrix_trans_mgm_to_hh_np[row][col] = matrix_trans_mgm_to_hh_tk[row][col].get()
+                matrix_trans_mgm_to_hh_np[row][col] = matrix_trans_mgm_to_hh_tk[row][col]
         # matrix_trans_mgm_to_hh_np = [[-1, 0, 0], [0, 1, 0], [0, 0, -1]]  # hardcoded for MGM 1 / 3
         # matrix_trans_mgm_to_hh_np = [[0, 1, 0], [-1, 0, 0], [0, 0, 1]]  # hardcoded for MGM 0 / 2
         ui_print("Applying transformation matrix to data. h_{set,mgm} = mgm_T_hh * h_{set,hh}")