diff --git a/invenio_theme_tugraz/config.py b/invenio_theme_tugraz/config.py
index 1161b35..c0bb350 100644
--- a/invenio_theme_tugraz/config.py
+++ b/invenio_theme_tugraz/config.py
@@ -41,11 +41,8 @@ SECURITY_LOGIN_USER_TEMPLATE = 'invenio_theme_tugraz/accounts/login.html'
 # footer template
 THEME_FOOTER_TEMPLATE = 'invenio_theme_tugraz/footer.html'
 
-# set True if SAML is configured.
-SHIBBOLETH_ISACTIVE = 'False'
-
 # icon used in login page
-TUG_ICON = 'images/icon_use.png'
+INVENIO_THEME_TUGRAZ_ICON = 'images/icon_use.png'
 
 # Frontpage title
 THEME_FRONTPAGE_TITLE = "RDM for TUGRAZ"
diff --git a/invenio_theme_tugraz/templates/invenio_theme_tugraz/accounts/login.html b/invenio_theme_tugraz/templates/invenio_theme_tugraz/accounts/login.html
index d522fb4..f8c5dea 100644
--- a/invenio_theme_tugraz/templates/invenio_theme_tugraz/accounts/login.html
+++ b/invenio_theme_tugraz/templates/invenio_theme_tugraz/accounts/login.html
@@ -25,7 +25,7 @@
               <a href="{{ url_for('sso_saml.sso', idp='idp') }}" class="btn btn-default btn-lg btn-block"
                 class="btn btn-outline-primary btn-block">
 
-                <img src="{{ url_for('static', filename=config.TUG_ICON)}}" height="25px">
+                <img src="{{ url_for('static', filename=config.INVENIO_THEME_TUGRAZ_ICON)}}" height="25px">
                 <!---        <img src="/static/images/icons_use.png" height="19px"> -->
 
                 {% trans type='TUGRAZ' %} Log in with {{ type }}{% endtrans %}