diff --git a/mo/web/jinja.py b/mo/web/jinja.py
index 9ccf3e5e419a69be102b08ac89fe07fa5a6c5c16..59c744f19a92619545a76d29fb25d10af96c189d 100644
--- a/mo/web/jinja.py
+++ b/mo/web/jinja.py
@@ -87,6 +87,11 @@ def none_value(s: Any, none_value: Any) -> Any:
     return none_value if s is None else s
 
 
+@app.template_filter()
+def yes_no(a: bool) -> str:
+    return "ano" if a else "ne"
+
+
 @app.template_filter()
 def json_pretty(js: Any) -> str:
     return json.dumps(js, sort_keys=True, indent=4, ensure_ascii=False)
diff --git a/mo/web/org_users.py b/mo/web/org_users.py
index 0281e2ba3e4760def051cbe85efb6a5cc7205452..efa5b789ebccf1b338d4ce569e57771a01c97071 100644
--- a/mo/web/org_users.py
+++ b/mo/web/org_users.py
@@ -355,6 +355,7 @@ class UserEditForm(FlaskForm):
     last_name = wtforms.StringField("Příjmení", validators=[Required()])
     email = wtforms.StringField("E-mail", validators=[Required()])
     note = wtforms.TextAreaField("Poznámka")
+    is_test = wtforms.BooleanField("Testovací účet")
     submit = wtforms.SubmitField("Uložit")
 
     def validate_email(form, field):
diff --git a/mo/web/templates/org_org.html b/mo/web/templates/org_org.html
index 4cdbe0bc68203db7f8f4a5c0841f8dae40188ddc..7a14338247834583552c37d4d498a6ae1201ec3a 100644
--- a/mo/web/templates/org_org.html
+++ b/mo/web/templates/org_org.html
@@ -13,6 +13,7 @@
 <tr><td>Poslední přihlášení:<td>{{ user.last_login_at|timeformat }}
 {% if user.reset_at %}<tr><td>Reset hesla:<td>{{ user.reset_at|timeformat }}{% endif %}
 <tr><td>Poznámka:<td style="white-space: pre-line;">{{ user.note }}
+<tr><td>Testovací účet:<td>{{ user.is_test|yes_no }}
 </table>
 
 <div class="btn-group" role="group">
diff --git a/mo/web/templates/org_user.html b/mo/web/templates/org_user.html
index 839868169385401f09ddd1475a36892949a86c1c..e76644b20ea3f1dd6eb8292f942428556b15c25b 100644
--- a/mo/web/templates/org_user.html
+++ b/mo/web/templates/org_user.html
@@ -13,6 +13,7 @@
 <tr><td>Poslední přihlášení:{% if user.last_login_at %}<td>{{ user.last_login_at|timeformat }}{% else %}<td class="error"><i>Zatím nepřihlášen</i>{% endif %}
 {% if user.reset_at %}<tr><td>Reset hesla:<td>{{ user.reset_at|timeformat }}{% endif %}
 <tr><td>Poznámka:<td style="white-space: pre-line;">{{ user.note }}
+<tr><td>Testovací účet:<td>{{ user.is_test|yes_no }}
 </table>
 
 <div class="btn-group" role="group">