diff --git a/src/system/kernel/scheduler/scheduler_affine.cpp b/src/system/kernel/scheduler/scheduler_affine.cpp
index 287f3266ce..34e996cac8 100644
--- a/src/system/kernel/scheduler/scheduler_affine.cpp
+++ b/src/system/kernel/scheduler/scheduler_affine.cpp
@@ -58,6 +58,7 @@ struct scheduler_thread_data {
 
 	void Init()
 	{
+		fQuantumAverage = 0;
 		fLastQuantumSlot = 0;
 		fLastQueue = -1;
 	}