diff -up espgs-8.15.2/lib/gs_setpd.ps.MediaPosition espgs-8.15.2/lib/gs_setpd.ps
--- espgs-8.15.2/lib/gs_setpd.ps.MediaPosition	2010-08-09 15:43:39.861850177 +0100
+++ espgs-8.15.2/lib/gs_setpd.ps	2010-08-09 15:43:45.234849929 +0100
@@ -392,8 +392,6 @@ level2dict begin
        { dup length dict }
       ifelse copy readonly
     } bind
-  % Ignore MediaPostition when merging (Adobe CPSI does).
-  /MediaPosition { dup //null ne { pop //null } if } bind
 .dicttomark readonly def
 
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