Index: trunk/archive/ducttape/fix_compress.c
===================================================================
--- trunk/archive/ducttape/fix_compress.c	(revision 25003)
+++ trunk/archive/ducttape/fix_compress.c	(revision 25004)
@@ -34,5 +34,5 @@
         if (i == 0 && psFitsCheckCompressedImagePHU(inFits, NULL)) {
             // We're now positioned on the image
-            numExt--;
+            i++;
         }