diff --git a/lib/mpog_software_plugin.rb b/lib/mpog_software_plugin.rb
index 80b3114..2b058a6 100644
--- a/lib/mpog_software_plugin.rb
+++ b/lib/mpog_software_plugin.rb
@@ -65,7 +65,7 @@ class MpogSoftwarePlugin < Noosfero::Plugin
     end
   end
 
-  def profile_editor_extras show_sisp_field
+  def profile_editor_extras show_sisp_field=true
     @show_sisp_field = show_sisp_field
     if context.profile.person?
       expanded_template('person_editor_extras.html.erb')
diff --git a/views/institution_editor_extras.html.erb b/views/institution_editor_extras.html.erb
index 0663856..c1f827c 100644
--- a/views/institution_editor_extras.html.erb
+++ b/views/institution_editor_extras.html.erb
@@ -36,7 +36,7 @@
   </div>
 </span>
 
-<% if @show_sisp_field[0]  %>
+<% if @show_sisp_field  %>
   <span class= 'public-institutions-fields'>
   <div class="formfieldline">
     <%= _("SISP?") %>
--
libgit2 0.21.2