Workaround for problem that ant's java.specification.version reports 1.5 but that's not the default source for as of F7. This will probably be fixed by a cleaner upstream change, but for now, just force it. diff -Naur postgresql-jdbc-8.2-505.src.orig/build.xml postgresql-jdbc-8.2-505.src/build.xml --- postgresql-jdbc-8.2-505.src.orig/build.xml 2006-11-28 23:00:15.000000000 -0500 +++ postgresql-jdbc-8.2-505.src/build.xml 2007-04-24 13:31:29.000000000 -0400 @@ -112,7 +112,7 @@ - + @@ -386,7 +386,7 @@ - +