diff --git a/ChangeLog b/ChangeLog
index 77453954..a306dc14 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -34,6 +34,7 @@ version 3.08 ()
       ifDesc (Nic Bernstein)
     * Don't try to munge undef values
     * [#49] Perl 5.18 UNIVERSAL::can change could cause infinite loop 
+    * Silence warning from uninitialized variable in L3::Passport e_descr()
 
 version 3.07 (2013-10-01)
 
diff --git a/Info/Layer3/Passport.pm b/Info/Layer3/Passport.pm
index 7d3ccc82..25d6972f 100644
--- a/Info/Layer3/Passport.pm
+++ b/Info/Layer3/Passport.pm
@@ -683,7 +683,7 @@ sub e_descr {
 
     my $model = $passport->model();
     my $rc_ps = $passport->rc_ps_detail() || {};
-    my $rc_ch = $passport->chassis();
+    my $rc_ch = $passport->chassis() || '';
     $rc_ch =~ s/a//;
 
     my %rc_e_descr;