diff --git a/lib/DDG/Goodie/Conversions.pm b/lib/DDG/Goodie/Conversions.pm
index eb296f238..85bb76813 100755
--- a/lib/DDG/Goodie/Conversions.pm
+++ b/lib/DDG/Goodie/Conversions.pm
@@ -78,7 +78,7 @@ handle query_lc => sub {
     $_ =~ s/ degrees (celsius|fahrenheit)/ $1/;
     
     # hack - convert "oz" to "fl oz" if "ml" contained in query
-    s/oz/fl oz/ if(/ml/ && not /fl oz/);
+    s/(oz|ounces)/fl oz/ if(/ml/ && not /fl oz/);
 
     # guard the query from spurious matches
     return unless $_ =~ /$guard/;