diff --git a/sw/ground_segment/tmtc/aircraft.ml b/sw/ground_segment/tmtc/aircraft.ml
index 967fe88e23..a774661e3e 100644
--- a/sw/ground_segment/tmtc/aircraft.ml
+++ b/sw/ground_segment/tmtc/aircraft.ml
@@ -227,7 +227,7 @@ let new_aircraft = fun id name fp airframe ->
     gaz_mode= -1; lateral_mode= -1;
     gps_mode = 0; gps_Pacc = 0; periodic_callbacks = [];
     state_filter_mode = 0;
-    cam = { pan = 0.; tilt = 0. ; target=(0.,0.)};
+    cam = { pan = 0.; tilt = (Deg>>Rad) 90. ; target=(0.,0.)};
     camaov = get_cam_aov airframe;
     fbw = { rc_status = "???"; rc_mode = "???"; rc_rate=0; fbw_bat=0.; pprz_mode_msgs_since_last_fbw_status_msg=0 };
     svinfo = svsinfo_init;
diff --git a/sw/ground_segment/tmtc/server.ml b/sw/ground_segment/tmtc/server.ml
index 8f7e68c122..ed17848999 100644
--- a/sw/ground_segment/tmtc/server.ml
+++ b/sw/ground_segment/tmtc/server.ml
@@ -175,7 +175,7 @@ let send_cam_status = fun a ->
         and br = quaternion_from_angle (hfv /. -2.0) (vfv /. -2.0) 0.0
         and bl = quaternion_from_angle (hfv /.  2.0) (vfv /. -2.0) 0.0 in
 
-        let gimRot = quaternion_from_angle 0.0 (-.a.cam.tilt) (-.a.cam.pan)
+        let gimRot = quaternion_from_angle 0.0 (-. (a.cam.tilt -. (Deg>>Rad) 90.)) (-.a.cam.pan)
         and acRot = quaternion_from_angle a.roll a.pitch (-.a.heading) in
 
         let tr_rotated = multiply_quaternion acRot (multiply_quaternion gimRot tr)