Index: trunk/ppStack/src/ppStackReadout.c
===================================================================
--- trunk/ppStack/src/ppStackReadout.c	(revision 36610)
+++ trunk/ppStack/src/ppStackReadout.c	(revision 36710)
@@ -116,4 +116,6 @@
     bool useVariance = psMetadataLookupBool(&mdok, recipe, "VARIANCE"); // Use variance for rejection?
     bool safe = psMetadataLookupBool(&mdok, recipe, "SAFE"); // Be safe when combining small numbers of pixels
+   
+    int nminpix = psMetadataLookupS32(&mdok, recipe, "NMINPIX"); // Minimum input per pixel to combine with
 
     psMetadata *ppsub = psMetadataLookupMetadata(NULL, config->recipes, "PPSUB"); // PPSUB recipe
@@ -161,5 +163,5 @@
 
     if (!pmStackCombine(outRO, NULL, stack, maskBad, maskSuspect, maskBlank, kernelSize, iter,
-                        combineRej, combineSys, combineDiscard, useVariance, safe, false)) {
+                        combineRej, combineSys, combineDiscard, useVariance, safe, nminpix, false)) {
         psError(PS_ERR_UNKNOWN, false, "Unable to combine input readouts with rejection.");
         psFree(stack);
@@ -218,4 +220,6 @@
     bool useVariance = psMetadataLookupBool(&mdok, recipe, "VARIANCE"); // Use variance for rejection?
     bool safe = psMetadataLookupBool(&mdok, recipe, "SAFE"); // Be safe when combining small numbers of pixels
+
+    int nminpix = psMetadataLookupS32(&mdok, recipe, "NMINPIX"); // Minimum input per pixel to combine with
 
     psString maskBadStr = psMetadataLookupStr(NULL, recipe, "MASK.VAL"); // Name of bits to mask for bad
@@ -275,5 +279,5 @@
 
     if (!pmStackCombine(outRO, expRO, stack, maskBad, maskSuspect, maskBlank, 0, iter, combineRej,
-                        combineSys, combineDiscard, useVariance, safe, rejected)) {
+                        combineSys, combineDiscard, useVariance, safe, nminpix, rejected)) {
         psError(PS_ERR_UNKNOWN, false, "Unable to combine input readouts.");
         psFree(stack);