diff --git a/app/scodoc/TrivialFormulator.py b/app/scodoc/TrivialFormulator.py
index 7e8f9bd8a..acbe8d8ca 100644
--- a/app/scodoc/TrivialFormulator.py
+++ b/app/scodoc/TrivialFormulator.py
@@ -334,7 +334,7 @@ class TF(object):
         buttons_markup = ""
         if self.submitbutton:
             buttons_markup += (
-                '<input type="submit" name="%s_submit" id="%s_submit" value="%s" %s/>'
+                '<input type="submit" name="%s_submit" id="%s_submit" value="%s" %s>'
                 % (
                     self.formid,
                     self.formid,
@@ -344,7 +344,7 @@ class TF(object):
             )
         if self.cancelbutton:
             buttons_markup += (
-                ' <input type="submit" name="%s_cancel" id="%s_cancel" value="%s"/>'
+                ' <input type="submit" name="%s_cancel" id="%s_cancel" value="%s">'
                 % (self.formid, self.formid, self.cancelbutton)
             )
 
@@ -364,7 +364,7 @@ class TF(object):
             '<form action="%s" method="%s" id="%s" enctype="%s" name="%s" %s>'
             % (self.form_url, self.method, self.formid, enctype, name, klass)
         )
-        R.append('<input type="hidden" name="%s_submitted" value="1"/>' % self.formid)
+        R.append('<input type="hidden" name="%s_submitted" value="1">' % self.formid)
         if self.top_buttons:
             R.append(buttons_markup + "<p></p>")
         R.append('<table class="tf">')
@@ -406,7 +406,7 @@ class TF(object):
                 else:
                     checked = ""
                 lab.append(
-                    '<input type="checkbox" name="%s:list" value="%s" onclick="tf_enable_elem(this)" %s/>'
+                    '<input type="checkbox" name="%s:list" value="%s" onclick="tf_enable_elem(this)" %s>'
                     % ("tf-checked", field, checked)
                 )
             if title_bubble:
@@ -439,13 +439,13 @@ class TF(object):
                     add_no_enter_js = True
                 #                    lem.append('onchange="document.%s.%s.focus()"'%(name,nextitemname))
                 #                    lem.append('onblur="document.%s.%s.focus()"'%(name,nextitemname))
-                lem.append(('value="%(' + field + ')s" />') % values)
+                lem.append(('value="%(' + field + ')s" >') % values)
             elif input_type == "password":
                 lem.append(
                     '<input type="password" name="%s" id="%s" size="%d" %s'
                     % (field, wid, size, attribs)
                 )
-                lem.append(('value="%(' + field + ')s" />') % values)
+                lem.append(('value="%(' + field + ')s" >') % values)
             elif input_type == "radio":
                 labels = descr.get("labels", descr["allowed_values"])
                 for i in range(len(labels)):
@@ -549,24 +549,24 @@ class TF(object):
                 if descr.get("type", "") == "list":
                     for v in values[field]:
                         lem.append(
-                            '<input type="hidden" name="%s:list" value="%s" %s />'
+                            '<input type="hidden" name="%s:list" value="%s" %s >'
                             % (field, v, attribs)
                         )
                 else:
                     lem.append(
-                        '<input type="hidden" name="%s" id="%s" value="%s" %s />'
+                        '<input type="hidden" name="%s" id="%s" value="%s" %s >'
                         % (field, wid, values[field], attribs)
                     )
             elif input_type == "separator":
                 pass
             elif input_type == "file":
                 lem.append(
-                    '<input type="file" name="%s" size="%s" value="%s" %s/>'
+                    '<input type="file" name="%s" size="%s" value="%s" %s>'
                     % (field, size, values[field], attribs)
                 )
             elif input_type == "date":  # JavaScript widget for date input
                 lem.append(
-                    '<input type="text" name="%s" size="10" value="%s" class="datepicker"/>'
+                    '<input type="text" name="%s" size="10" value="%s" class="datepicker">'
                     % (field, values[field])
                 )
             elif input_type == "text_suggest":
@@ -716,7 +716,7 @@ var {field}_as = new bsn.AutoSuggest('{field}', {field}_opts);
                     bool_val = 0
                 R.append(labels[bool_val])
                 if bool_val:
-                    R.append('<input type="hidden" name="%s" value="1"/>' % field)
+                    R.append('<input type="hidden" name="%s" value="1">' % field)
             else:
                 labels = descr.get("labels", descr["allowed_values"])
                 for i in range(len(labels)):