Index: /trunk/psLib/test/fits/tap_psFitsImage.c
===================================================================
--- /trunk/psLib/test/fits/tap_psFitsImage.c	(revision 19381)
+++ /trunk/psLib/test/fits/tap_psFitsImage.c	(revision 19382)
@@ -49,5 +49,6 @@
         fits->options = psFitsOptionsAlloc();
         fits->options->bitpix = BITPIX;
-        fits->options->scaling = PS_FITS_SCALE_RANGE;
+        fits->options->scaling = PS_FITS_SCALE_STDEV_BOTH;
+        fits->options->stdevBits = 24;
 
         bool write = psFitsWriteImage(fits, header, original, 0, NULL);