--- passivetex/fotex.xmt.leader	2002-10-16 16:09:27.000000000 +0100
+++ passivetex/fotex.xmt	2002-10-16 16:09:43.000000000 +0100
@@ -656,7 +656,7 @@
  \gdef\FOlanguage{none}
  \gdef\FOlastlineendindent{\z@}
  \gdef\FOleaderalignment{none}
- \gdef\FOleaderlength{}
+ \gdef\FOleaderlength{\z@}
  \gdef\FOleaderpattern{space}
  \gdef\FOleaderpatternwidth{}
  \gdef\FOletterspacing{normal}