Index: trunk/psLib/src/imageops/psImageConvolve.c
===================================================================
--- trunk/psLib/src/imageops/psImageConvolve.c	(revision 32727)
+++ trunk/psLib/src/imageops/psImageConvolve.c	(revision 32728)
@@ -825,5 +825,5 @@
 	for (int j = 0; j < Ny; j++) {
 	    psF32 *vi = image->data.F32[j];
-	    int xMax = PS_MIN(Nrange + 1, Nx);
+	    int xMax = PS_MIN(Nrange, Nx);
 	    /* Smooth first Nrange pixels, with renorm */
 	    for (int i = 0; i < xMax; i++, vi++) {