Index: trunk/ppStack/src/ppStackMatch.c
===================================================================
--- trunk/ppStack/src/ppStackMatch.c	(revision 16851)
+++ trunk/ppStack/src/ppStackMatch.c	(revision 16852)
@@ -125,7 +125,7 @@
     // Fake the convolution
     {
-        psRegion *region = psRegionAlloc(0, 0, readout->image->numCols - 1, readout->image->numRows - 1);
-        psMetadataAddPtr(output->analysis, PS_LIST_TAIL, PM_SUBTRACTION_ANALYSIS_REGION, PS_META_DUPLICATE_OK,
-                         "Fake subtraction region", region);
+        psRegion *region = psRegionAlloc(0, readout->image->numCols - 1, 0, readout->image->numRows - 1);
+        psMetadataAddPtr(output->analysis, PS_LIST_TAIL, PM_SUBTRACTION_ANALYSIS_REGION,
+                         PS_DATA_REGION | PS_META_DUPLICATE_OK, "Fake subtraction region", region);
         psFree(region);
         pmSubtractionKernels *kernels = pmSubtractionKernelsPOIS(size, 0, PM_SUBTRACTION_MODE_1);
@@ -138,6 +138,6 @@
             }
         }
-        psMetadataAddPtr(output->analysis, PS_LIST_TAIL, PM_SUBTRACTION_ANALYSIS_KERNEL, PS_META_DUPLICATE_OK,
-                         "Fake subtraction kernel", kernels);
+        psMetadataAddPtr(output->analysis, PS_LIST_TAIL, PM_SUBTRACTION_ANALYSIS_KERNEL,
+                         PS_DATA_UNKNOWN | PS_META_DUPLICATE_OK, "Fake subtraction kernel", kernels);
         psFree(kernels);
     }