Index: trunk/ppSim/src/ppSimInsertGalaxies.c
===================================================================
--- trunk/ppSim/src/ppSimInsertGalaxies.c	(revision 17557)
+++ trunk/ppSim/src/ppSimInsertGalaxies.c	(revision 18011)
@@ -10,7 +10,4 @@
     
     if (!galaxies->n) { return true; }
-
-    // XXX is this needed?
-    // pmFPAfile *simSources = psMetadataLookupPtr(NULL, config->files, "PPSIM.SOURCES"); // Output sources
 
     pmCell *cell = readout->parent;
@@ -38,5 +35,5 @@
     if (isnan(skyRate)) {
 	float zp      = psMetadataLookupF32(&mdok, recipe, "ZEROPOINT"); assert (mdok);
-	float scale   = psMetadataLookupF32(&mdok, recipe, "SCALE");     assert (mdok);
+	float scale   = psMetadataLookupF32(&mdok, recipe, "PIXEL.SCALE"); assert (mdok);
 	float skyMags = psMetadataLookupF32(&mdok, recipe, "SKY.MAGS");  assert (mdok);
 	skyRate = scale * scale * ppSimMagToFlux (skyMags, zp);
@@ -56,8 +53,8 @@
     int yParityCell = psMetadataLookupS32(NULL, cell->concepts, "CELL.YPARITY");
 
-    int binning = psMetadataLookupS32(NULL, config->arguments, "BINNING"); // Binning in x and y
+    int binning = psMetadataLookupS32(NULL, recipe, "BINNING"); // Binning in x and y
 
     // determine the galaxy model
-    char *modelName = psMetadataLookupStr(&mdok, config->arguments, "GALAXY.MODEL"); // galaxy model name
+    char *modelName = psMetadataLookupStr(&mdok, recipe, "GALAXY.MODEL"); // galaxy model name
     if (modelName == NULL) {
 	modelName = defaultModel;