diff --git a/main.lua b/main.lua
index 546713e..3a5427f 100644
--- a/main.lua
+++ b/main.lua
@@ -410,11 +410,11 @@ local function populateThrusterValues()
                 thruster.power = thruster.thruster.getPower()
             elseif thruster.type == "rotator" then
                 if thruster.transmission ~= nil then
-                    local transmissionType = peripheral.getType(thruster.transmission)
+                    local transmissionType = peripheral.getType(peripheral.wrap(thruster.transmission))
                     if transmissionType == "analog_transmission" then
-                        thruster.power = (thruster.transmission.getSignal())/15
+                        thruster.power = (peripheral.wrap(thruster.transmission).getSignal())/15
                     elseif transmissionType == "Create_RotationSpeedController" then
-                        thruster.power = (thruster.transmission.getTargetSpeed())/256
+                        thruster.power = (peripheral.wrap(thruster.transmission).getTargetSpeed())/256
                     end
                 else
                     print("ERROR: Thruster "..peripheral.getName(thruster.thruster).." has no transmission.")