diff --git a/release/scripts/op/vertexpaint_dirt.py b/release/scripts/op/vertexpaint_dirt.py
index 5102c94af69..d5060e913ae 100644
--- a/release/scripts/op/vertexpaint_dirt.py
+++ b/release/scripts/op/vertexpaint_dirt.py
@@ -65,7 +65,7 @@ def applyVertexDirt(me, blur_iterations, blur_strength, clamp_dirt, clamp_clean,
 
         # get the direction of the vectors between the vertex and it's connected vertices
         for c in con[i]:
-            vec += (me.vertices[c].co - co).normalize()
+            vec += (me.vertices[c].co - co).normalized()
 
         # normalize the vector by dividing by the number of connected verts
         tot_con = len(con[i])