Index: trunk/psModules/src/detrend/pmShifts.c
===================================================================
--- trunk/psModules/src/detrend/pmShifts.c	(revision 12696)
+++ trunk/psModules/src/detrend/pmShifts.c	(revision 14332)
@@ -441,5 +441,5 @@
 #if 1
         // Always do direct convolution (no fuss with edge effects)
-        psImage *convolved = psImageConvolveDirect(detrend->image, kernel);
+        psImage *convolved = psImageConvolveDirect(NULL, detrend->image, kernel);
 #else
         // Kernel size-dependent convolution --- if it's big, use the FFT
@@ -448,5 +448,5 @@
         psImage *convolved;
         if (xSize * ySize < FFT_SIZE * FFT_SIZE) {
-            convolved = psImageConvolveDirect(detrend->image, kernel);
+            convolved = psImageConvolveDirect(NULL, detrend->image, kernel);
         } else {
             // This is a little dodgy --- making choices about parameters without the user's input