diff --git a/src/tools/copyright.pl b/src/tools/copyright.pl
index 739f1829958..db5a2f023c3 100755
--- a/src/tools/copyright.pl
+++ b/src/tools/copyright.pl
@@ -31,6 +31,8 @@ sub wanted {
     }
 
     return if ! -f $File::Find::name || -l $File::Find::name;
+    # skip file names with binary extensions
+    # How are these updated?  bjm 2012-01-02
     return if ($_ =~ m/\.(ico|bin)$);
 
     my @lines;