diff --git a/MOT Capture Process Simulation/@MOTSimulator/accelerationDueToSpontaneousEmissionProcess.m b/MOT Capture Process Simulation/@MOTSimulator/accelerationDueToSpontaneousEmissionProcess.m
index f6a3d6b..02f0d4c 100644
--- a/MOT Capture Process Simulation/@MOTSimulator/accelerationDueToSpontaneousEmissionProcess.m	
+++ b/MOT Capture Process Simulation/@MOTSimulator/accelerationDueToSpontaneousEmissionProcess.m	
@@ -1,8 +1,8 @@
-function ret = accelerationDueToSpontaneousEmissionProcess(this, SaturationParameter, TotalSaturationParameter, Detuning, Linewidth, WaveNumber)
+function ret = accelerationDueToSpontaneousEmissionProcess(this, SaturationParameter, TotalSaturationParameter, Linewidth, WaveNumber)
     Vector = [2*rand(1)-1,2*rand(1)-1,2*rand(1)-1];
     Vector = Vector./norm(Vector);
 
-    ScatteringRate = (0.5 * SaturationParameter * Linewidth) / (1 + TotalSaturationParameter + (4 * (Detuning / Linewidth)^2));
+    ScatteringRate = (0.5 * SaturationParameter * Linewidth) / (1 + TotalSaturationParameter);
     NumberOfScatteringEvents = floor(ScatteringRate * this.TimeStep);
 
     if NumberOfScatteringEvents > 0