Index: trunk/ppSim/src/ppSimMakeDark.c
===================================================================
--- trunk/ppSim/src/ppSimMakeDark.c	(revision 18011)
+++ trunk/ppSim/src/ppSimMakeDark.c	(revision 21365)
@@ -7,5 +7,5 @@
 
     psImage *signal = readout->image;
-    psImage *variance = readout->weight;
+    psImage *variance = readout->variance;
 
     psMetadata *recipe = psMetadataLookupMetadata(&mdok, config->recipes, PPSIM_RECIPE); // Recipe
@@ -29,11 +29,11 @@
 
     for (int y = 0; y < signal->numRows; y++) {
-	for (int x = 0; x < signal->numCols; x++) {
-			
-	    // Dark current
-	    float darkCurrent = darkRate * expTime; // Dark current accumulated
-	    signal->data.F32[y][x] += darkCurrent;
-	    variance->data.F32[y][x] += darkCurrent;
-	}
+        for (int x = 0; x < signal->numCols; x++) {
+
+            // Dark current
+            float darkCurrent = darkRate * expTime; // Dark current accumulated
+            signal->data.F32[y][x] += darkCurrent;
+            variance->data.F32[y][x] += darkCurrent;
+        }
     }
     return true;