diff --git a/lostfunc.py b/lostfunc.py
index d4587e5..f954cb7 100644
--- a/lostfunc.py
+++ b/lostfunc.py
@@ -1,6 +1,6 @@
 from vapoursynth import core, YUV, GRAY
 import vapoursynth as vs
-import adjust
+import adjust, havsfunc as haf
 import math
 
 
@@ -59,8 +59,8 @@ def Stab(clp, range=1, dxmax=4, dymax=4, mirror=0):
 	if not isinstance(clp, vs.VideoNode):
 		raise TypeError('Stab: This is not a clip')
 
-	temp = AverageFrames(clp, weights=[1] * 15, scenechange=25 / 255)
-	inter = core.std.Interleave([core.rgvs.Repair(temp, AverageFrames(clp, weights=[1] * 3, scenechange=25 / 255), 1), clp])
+	temp = haf.AverageFrames(clp, weights=[1] * 15, scenechange=25 / 255)
+	inter = core.std.Interleave([core.rgvs.Repair(temp, haf.AverageFrames(clp, weights=[1] * 3, scenechange=25 / 255), 1), clp])
 	mdata = core.depan.DePanEstimate(inter, range=range, trust=0, dxmax=dxmax, dymax=dymax)
 	last = core.depan.DePan(inter, data=mdata, offset=-1, mirror=mirror)
 	return last[::2]