Index: /trunk/psModules/src/camera/pmFPAfile.c
===================================================================
--- /trunk/psModules/src/camera/pmFPAfile.c	(revision 7306)
+++ /trunk/psModules/src/camera/pmFPAfile.c	(revision 7307)
@@ -744,5 +744,5 @@
             psMetadata *outhead = psMetadataCopy (NULL, phu->header);
             psMetadataAdd (outhead, PS_LIST_TAIL, "EXTEND", PS_DATA_BOOL | PS_META_REPLACE, "this file has extensions", true);
-            psFitsWriteHeaderNotImage (file->fits, outhead);
+            psFitsWriteBlank (file->fits, outhead);
             file->phu = phu->header;
             psTrace ("pmFPAfile", 5, "wrote phu %s (type: %d)\n", file->filename, file->type);