diff --git a/actual_workplace_layout/NIFTy_workshop/scripts/critical_filter.py b/actual_workplace_layout/NIFTy_workshop/scripts/critical_filter.py
index 8838d5d5636ee09ff3315034567520f8613ae06e..0fd17b052192a75768c9837ea89ed9e5a73262a5 100644
--- a/actual_workplace_layout/NIFTy_workshop/scripts/critical_filter.py
+++ b/actual_workplace_layout/NIFTy_workshop/scripts/critical_filter.py
@@ -36,8 +36,8 @@ correlated_field = ift.CorrelatedField(position_space, A)
 
 ### SETTING UP SPECIFIC SCENARIO ####
 
-# R = checkerboard_response(position_space)
-R = ift.GeometryRemover(position_space)
+R = checkerboard_response(position_space)
+# R = ift.GeometryRemover(position_space)
 
 data_space = R.target
 signal = correlated_field
diff --git a/actual_workplace_layout/NIFTy_workshop/scripts/plotting_aachen.py b/actual_workplace_layout/NIFTy_workshop/scripts/plotting_aachen.py
index 8f68123426cb0a54a97a5a208e19c8af05bf1135..9d46486acd6be50eb6c6a7f2a582f0f0a18a85a0 100644
--- a/actual_workplace_layout/NIFTy_workshop/scripts/plotting_aachen.py
+++ b/actual_workplace_layout/NIFTy_workshop/scripts/plotting_aachen.py
@@ -155,7 +155,6 @@ def plot_reconstruction_2d(data, ground_truth, KL, signal, R, A):
         sky_samples += [tmp]
         amp_samples += [pow]
 
-    plt.ion()
     fig, ax = plt.subplots(nrows=2, ncols=3, figsize=(4 * 3, 4 * 2,))
     im = list()
     im.append(ax[0, 0].imshow(signal(ground_truth).val, aspect='auto'))