Index: /trunk/ppSub/src/ppSubReadout.c
===================================================================
--- /trunk/ppSub/src/ppSubReadout.c	(revision 13391)
+++ /trunk/ppSub/src/ppSubReadout.c	(revision 13392)
@@ -143,5 +143,5 @@
     // Generate image with convolution kernels
     int fullSize = 2 * size + 1 + 1;    // Full size of kernel
-    psImage *convKernels = psImageAlloc(5 * fullSize, 5 * fullSize, PS_TYPE_F32);
+    psImage *convKernels = psImageAlloc(5 * fullSize - 1, 5 * fullSize - 1, PS_TYPE_F32);
     psImageInit(convKernels, NAN);
     for (int j = -2; j <= 2; j++) {