diff --git a/examples/channel_flow_force/input.yml b/examples/channel_flow_force/input.yml
index a1c6d664ab5e1a3b59e4ff780250e1675d79b8a0..56fc53eea5b7320cf9ecc4c85ba4f734ad3b0f08 100644
--- a/examples/channel_flow_force/input.yml
+++ b/examples/channel_flow_force/input.yml
@@ -151,6 +151,7 @@ postprocessing:
   write_pdfs: True
   write_vecs: False
   massflow: [3002]
+  line_integrals: []
 
 # Parameter Study
 # ==============
diff --git a/examples/channel_flow_pressure/input.yml b/examples/channel_flow_pressure/input.yml
index fb21454113de1087156274559e042e81e431a928..eb91ee6077fcf6c701fdd5ea70e73c21e6c0ab1b 100644
--- a/examples/channel_flow_pressure/input.yml
+++ b/examples/channel_flow_pressure/input.yml
@@ -151,6 +151,7 @@ postprocessing:
   write_pdfs: True
   write_vecs: False
   massflow: [3002]
+  line_integrals: []
 
 # Parameter Study
 # ==============