diff --git a/app/views/custom_fields/_form.rhtml b/app/views/custom_fields/_form.rhtml
index a71df87aa..f2be42924 100644
--- a/app/views/custom_fields/_form.rhtml
+++ b/app/views/custom_fields/_form.rhtml
@@ -61,7 +61,6 @@ function toggle_custom_field_format() {
    <%= f.text_field :max_length, :size => 5, :no_label => true %><br>(<%=l(:text_min_max_length_info)%>)</p>
 <p><%= f.text_field :regexp, :size => 50 %><br>(<%=l(:text_regexp_info)%>)</p>
 <p id="custom_field_possible_values"><%= f.text_area :possible_values, :value => @custom_field.possible_values.to_a.join("\n"),
-																																			 :cols => 20,
 																																			 :rows => 15 %>
 <br /><em><%= l(:text_custom_field_possible_values_info) %></em></p>
 <p><%= @custom_field.field_format == 'bool' ? f.check_box(:default_value) : f.text_field(:default_value) %></p>
diff --git a/public/stylesheets/application.css b/public/stylesheets/application.css
index 911c7c8ef..685068459 100644
--- a/public/stylesheets/application.css
+++ b/public/stylesheets/application.css
@@ -368,6 +368,8 @@ ul.properties li span {font-style:italic;}
 
 #workflow_copy_form select { width: 200px; }
 
+textarea#custom_field_possible_values {width: 99%} 
+
 .pagination {font-size: 90%}
 p.pagination {margin-top:8px;}