diff --git a/cps/admin.py b/cps/admin.py
index 85053489..78416089 100644
--- a/cps/admin.py
+++ b/cps/admin.py
@@ -614,12 +614,13 @@ def _configuration_ldap_helper(to_save, gdriveError):
         return reboot_required, _configuration_result(_('LDAP User Object Filter Has Unmatched Parenthesis'),
                                      gdriveError)
 
-    if config.config_ldap_cacert_path and not (os.path.isfile(config.config_ldap_cacert_path)
-                                               or os.path.isfile(config.config_ldap_cacert_path)
-                                               or os.path.isfile(config.config_ldap_key_path)):
-        return reboot_required, \
-               _configuration_result(_('LDAP CACertificate, Certificate or Key Location is not Valid, Please Enter Correct Path'),
-                                     gdriveError)
+    if config.config_ldap_cacert_path or config.config_ldap_cert_path or config.config_ldap_key_path:
+        if not (os.path.isfile(config.config_ldap_cacert_path) and
+                os.path.isfile(config.config_ldap_cert_path) and
+                os.path.isfile(config.config_ldap_key_path)):
+            return reboot_required, \
+                   _configuration_result(_('LDAP CACertificate, Certificate or Key Location is not Valid, Please Enter Correct Path'),
+                                         gdriveError)
     return reboot_required, None
 
 
diff --git a/cps/services/simpleldap.py b/cps/services/simpleldap.py
index 8d57dc1b..d61f3fb6 100644
--- a/cps/services/simpleldap.py
+++ b/cps/services/simpleldap.py
@@ -38,7 +38,7 @@ def init_app(app, config):
 
     app.config['LDAP_HOST'] = config.config_ldap_provider_url
     app.config['LDAP_PORT'] = config.config_ldap_port
-    app.config['LDAP_CUSTOM_OPTIONS'] = {pyLDAP.OPT_REFERRALS, 0}
+    app.config['LDAP_CUSTOM_OPTIONS'] = {pyLDAP.OPT_REFERRALS: 0}
     if config.config_ldap_encryption == 2:
         app.config['LDAP_SCHEMA'] = 'ldaps'
     else:
diff --git a/cps/templates/config_edit.html b/cps/templates/config_edit.html
index 89e97ee5..2088223d 100644
--- a/cps/templates/config_edit.html
+++ b/cps/templates/config_edit.html
@@ -264,21 +264,21 @@
             </select>
         </div>
         <div data-related="ldap-cert-settings">
-          <label for="config_ldap_cacert_path" >{{_('LDAP CACertificate Path')}}</label>
+          <label for="config_ldap_cacert_path" >{{_('LDAP CACertificate Path (Only needed for Client Certificate Authentication)')}}</label>
           <div class="form-group input-group">
             <input type="text" class="form-control" id="config_ldap_cacert_path" name="config_ldap_cacert_path" value="{% if config.config_ldap_cacert_path != None %}{{ config.config_ldap_cacert_path }}{% endif %}" autocomplete="off">
             <span class="input-group-btn">
               <button type="button" id="library_path" class="btn btn-default"><span class="glyphicon glyphicon-folder-open"></span></button>
             </span>
           </div>
-          <label for="config_ldap_cert_path">{{_('LDAP Certificate Path')}}</label>
+          <label for="config_ldap_cert_path">{{_('LDAP Certificate Path (Only needed for Client Certificate Authentication)')}}</label>
           <div class="form-group input-group">
             <input type="text" class="form-control" id="config_ldap_cert_path" name="config_ldap_cert_path" value="{% if config.config_ldap_cert_path != None %}{{ config.config_ldap_cert_path }}{% endif %}" autocomplete="off">
             <span class="input-group-btn">
               <button type="button" id="library_path" class="btn btn-default"><span class="glyphicon glyphicon-folder-open"></span></button>
             </span>
           </div>
-          <label for="config_ldap_key_path">{{_('LDAP Keyfile Path')}}</label>
+          <label for="config_ldap_key_path">{{_('LDAP Keyfile Path (Only needed for Client Certificate Authentication)')}}</label>
           <div class="form-group input-group">
             <input type="text" class="form-control" id="config_ldap_key_path" name="config_ldap_key_path" value="{% if config.config_ldap_key_path != None %}{{ config.config_ldap_key_path }}{% endif %}" autocomplete="off">
             <span class="input-group-btn">
diff --git a/cps/translations/de/LC_MESSAGES/messages.po b/cps/translations/de/LC_MESSAGES/messages.po
index a0a7ec7b..a5240c9d 100644
--- a/cps/translations/de/LC_MESSAGES/messages.po
+++ b/cps/translations/de/LC_MESSAGES/messages.po
@@ -2122,7 +2122,7 @@ msgstr "Öffne ddie .kobo/Kobo eReader.conf Datei in einem Texteditor und füge
 
 #: cps/templates/http_error.html:38
 msgid "Create Issue"
-msgstr "Issue erzeuge"
+msgstr "Issue erzeugen"
 
 #: cps/templates/http_error.html:45
 msgid "Return to Home"