Fixed bug with nonlinear extrusion

1 files changed, 1 insertions, 1 deletions

diff --git a/src/Movement/DDA.cpp b/src/Movement/DDA.cpp
index 14714289..7abd7a5c 100644
--- a/src/Movement/DDA.cpp
+++ b/src/Movement/DDA.cpp
@@ -1547,7 +1547,7 @@ void DDA::Prepare(SimulationMode simMode) noexcept
 					{
 						const NonlinearExtrusion& nl = platform.GetExtrusionCoefficients(extruder);
 						float& dv = directionVector[drive];
-						const float averageExtrusionSpeed = (totalDistance * dv)/clocksNeeded;
+						const float averageExtrusionSpeed = (totalDistance * dv * StepClockRate)/clocksNeeded;			// need speed in mm/sec for nonlinear extrusion calculation
 						const float factor = 1.0 + min<float>((averageExtrusionSpeed * nl.A) + (averageExtrusionSpeed * averageExtrusionSpeed * nl.B), nl.limit);
 						dv *= factor;
 					}