diff --git a/demos/hello_wolf/yaml/sensor_odom_2d.yaml b/demos/hello_wolf/yaml/sensor_odom_2d.yaml
index 0f724c780c41c708b0b5a63a0e429cbd3319cb1e..facca3cc27e29a87b754f2e4fb128404906018b6 100644
--- a/demos/hello_wolf/yaml/sensor_odom_2d.yaml
+++ b/demos/hello_wolf/yaml/sensor_odom_2d.yaml
@@ -3,3 +3,4 @@
 k_disp_to_disp:   0.1  # m^2   / m
 k_rot_to_rot:     0.1  # rad^2 / rad
 apply_loss_function: true
+noise_std: [1,1]
diff --git a/demos/hello_wolf/yaml/sensor_range_bearing.yaml b/demos/hello_wolf/yaml/sensor_range_bearing.yaml
index 7f81091db16c74fb479684a171256a91dd425f66..f90e823a41261b714f9b9dbd04dda258985f0a0e 100644
--- a/demos/hello_wolf/yaml/sensor_range_bearing.yaml
+++ b/demos/hello_wolf/yaml/sensor_range_bearing.yaml
@@ -3,3 +3,4 @@
 noise_range_metres_std:     0.1
 noise_bearing_degrees_std:  0.5
 apply_loss_function: true
+noise_std: [1,1]
diff --git a/demos/sensor_odom_3d.yaml b/demos/sensor_odom_3d.yaml
index 58db1c088fbc80339a78ba815fddbaf69674d3b6..7e478d06bdfc81bf3311c0248eff6935c307e759 100644
--- a/demos/sensor_odom_3d.yaml
+++ b/demos/sensor_odom_3d.yaml
@@ -5,3 +5,4 @@ k_disp_to_rot:    0.02  # rad^2 / m
 k_rot_to_rot:     0.01  # rad^2 / rad
 min_disp_var:     0.01  # m^2
 min_rot_var:      0.01  # rad^2
+noise_std: [1,1]
diff --git a/demos/sensor_odom_3d_HQ.yaml b/demos/sensor_odom_3d_HQ.yaml
index 8515eb0cb24f711b29b88196a7f764895c0b6ff6..63bc1acc5a3536aea877d3e9e902eaa95f02a50e 100644
--- a/demos/sensor_odom_3d_HQ.yaml
+++ b/demos/sensor_odom_3d_HQ.yaml
@@ -5,3 +5,4 @@ k_disp_to_rot:    0.000001  # rad^2 / m
 k_rot_to_rot:     0.000001  # rad^2 / rad
 min_disp_var:     0.00000001  # m^2
 min_rot_var:      0.00000001  # rad^2
+noise_std: [1,1]