Index: branches/pap/ppStack/src/ppStackThread.c
===================================================================
--- branches/pap/ppStack/src/ppStackThread.c	(revision 25830)
+++ branches/pap/ppStack/src/ppStackThread.c	(revision 25911)
@@ -64,6 +64,6 @@
     const psArray *imageNames = conv ? options->convImages : options->origImages; // Names of images to read
     const psArray *maskNames = conv ? options->convMasks : options->origMasks; // Names of masks to read
-    const psArray *varianceNames = conv ? options->convVariances : NULL; // Variance names
-    const psArray *covariances = conv ? options->covariances : NULL; // Covariance matrices
+    const psArray *varianceNames = conv ? options->convVariances : options->origVariances; // Variance names
+    const psArray *covariances = conv ? options->convCovars : options->origCovars; // Covariance matrices
 
     PS_ASSERT_ARRAY_NON_NULL(cells, NULL);