diff --git a/tracking/src/main/java/org/hps/recon/tracking/kalman/KalmanInterface.java b/tracking/src/main/java/org/hps/recon/tracking/kalman/KalmanInterface.java
index 9f21a50efb..80a1916015 100644
--- a/tracking/src/main/java/org/hps/recon/tracking/kalman/KalmanInterface.java
+++ b/tracking/src/main/java/org/hps/recon/tracking/kalman/KalmanInterface.java
@@ -595,7 +595,7 @@ public BaseTrack createTrack(KalTrack kT, boolean storeTrackStates) {
         
         // other track properties
         newTrack.setChisq(kT.chi2);
-        newTrack.setNDF(kT.SiteList.size() - 5);
+        newTrack.setNDF(newTrack.getTrackerHits().size() - 5);
         newTrack.setTrackType(BaseTrack.TrackType.Y_FIELD.ordinal());
         newTrack.setFitSuccess(true);