Index: trunk/ppMops/src/ppMops.c
===================================================================
--- trunk/ppMops/src/ppMops.c	(revision 24706)
+++ trunk/ppMops/src/ppMops.c	(revision 24986)
@@ -139,6 +139,6 @@
         psMetadataAddF64(outHeader, PS_LIST_TAIL, "TEL_ALT", 0, "Telescope altitude", alt);
         psMetadataAddF64(outHeader, PS_LIST_TAIL, "TEL_AZ", 0, "Telescope azimuth", az);
-        psMetadataAddF64(outHeader, PS_LIST_TAIL, "DIFFIMID", 0, "Difference image identifier", imageid);
-        psMetadataAddF64(outHeader, PS_LIST_TAIL, "FPA_ID", 0, "Exposure identifier", fpaid);
+        psMetadataAddS32(outHeader, PS_LIST_TAIL, "DIFFIMID", 0, "Difference image identifier", imageid);
+        psMetadataAddS32(outHeader, PS_LIST_TAIL, "FPA_ID", 0, "Exposure identifier", fpaid);
         psMetadataAddStr(outHeader, PS_LIST_TAIL, "OBSCODE", 0, "IAU Observatory code", OBSERVATORY_CODE);
         psMetadataAddF32(outHeader, PS_LIST_TAIL, "STARPSF", 0, "Stellar PSF (arcsec)", psf);