diff --git a/70_simple_cavity_north_detector.kat b/70_simple_cavity_north_detector.kat
index 0e97315..a978505 100644
--- a/70_simple_cavity_north_detector.kat
+++ b/70_simple_cavity_north_detector.kat
@@ -1,7 +1,7 @@
 #-----------------------------------------------------------------------
 # An Advanced Virgo Plus input file for Finesse 3
 
-power_detector_dc power_cavity_north NI.p2.o
+power_detector_dc power_cavity_north NE.p1.o
 power_detector_dc NI_p1 NI.p1.o
 power_detector_dc NI_p2 NI.p2.o
 power_detector_dc NE_p1 NE.p1.o
diff --git a/70_simple_cavity_west_detector.kat b/70_simple_cavity_west_detector.kat
index 9220e80..489d8af 100644
--- a/70_simple_cavity_west_detector.kat
+++ b/70_simple_cavity_west_detector.kat
@@ -1,7 +1,7 @@
 #-----------------------------------------------------------------------
 # An Advanced Virgo Plus input file for Finesse 3
 
-power_detector_dc power_cavity_west WI.p2.o
+power_detector_dc power_cavity_west WE.p1.o
 power_detector_dc W1_p1 WI.p1.o
 power_detector_dc WI_p2 WI.p2.o
 power_detector_dc WE_p1 WE.p1.o
diff --git a/70_simple_degree_of_freedom.kat b/70_simple_degree_of_freedom.kat
index 379e437..0112c93 100644
--- a/70_simple_degree_of_freedom.kat
+++ b/70_simple_degree_of_freedom.kat
@@ -2,8 +2,8 @@
 # An Advanced Virgo Plus input file for Finesse 3
 
 # Arms
-degree_of_freedom WEST_ARM  NI.dofs.z +1 NE.dofs.z +1
-degree_of_freedom NORTH_ARM WI.dofs.z +1 WE.dofs.z +1
+degree_of_freedom WEST_ARM  WE.dofs.z +1
+degree_of_freedom NORTH_ARM NE.dofs.z +1
 
 # Interferometer
 degree_of_freedom MICH NI.dofs.z -1 WI.dofs.z +1