Index: trunk/psLib/src/fits/psFitsHeader.c
===================================================================
--- trunk/psLib/src/fits/psFitsHeader.c	(revision 23327)
+++ trunk/psLib/src/fits/psFitsHeader.c	(revision 23376)
@@ -569,4 +569,7 @@
                     continue;
                 }
+            } else if (keywordInList(name, noWriteCompressedKeys) ||
+                       (keyStarts && keywordStartsWith(name, noWriteCompressedKeyStarts))) {
+                continue;
             }