diff --git a/group_manager/templates/group_manager/index.html b/group_manager/templates/group_manager/index.html
index e8103f64..9328477e 100644
--- a/group_manager/templates/group_manager/index.html
+++ b/group_manager/templates/group_manager/index.html
@@ -117,7 +117,7 @@ <h1 id="group-manager-text">Group manager</h1>
                                             {% endif %}
                                         </ul>
                                     </div>
-                                    <input name="group_name" id="f-group-create-name" class="form-control" type="text" pattern="^([a-z0-9]|[a-z0-9][a-z0-9-]*[a-z0-9])$" required oninvalid="setCustomValidity('Please enter only lowercase letters, numbers, and hyphens (-). The group name may not start or end with a hyphen.')" onchange="setCustomValidity('')" />
+                                    <input name="group_name" id="f-group-create-name" class="form-control" type="text" pattern="^([a-z0-9]|[a-z0-9][a-z0-9\-]*[a-z0-9])$" required oninvalid="setCustomValidity('Please enter only lowercase letters, numbers, and hyphens (-). The group name may not start or end with a hyphen.')" onchange="setCustomValidity('')" />
                                 </div>
                             </div>
                         </div>
@@ -184,7 +184,7 @@ <h1 id="group-manager-text">Group manager</h1>
                                 <i class="fa-solid fa-question-circle" aria-hidden="true" title="Description for this group (may only contain letters a-z, numbers, spaces, comma's, periods, parentheses, underscores (_) and hyphens (-))"></i>
                             </label>
                             <div class="col-sm-8">
-                                <input name="group_description" id="f-group-create-description" class="form-control" type="text" placeholder="Enter a short description" pattern="^[a-zA-Z0-9,.()_ -]*$" oninvalid="setCustomValidity('Please enter only letters a-z, numbers, spaces, comma\'s, periods, parentheses, underscores (_) and hyphens (-).')" onchange="setCustomValidity('')" />
+                                <input name="group_description" id="f-group-create-description" class="form-control" type="text" placeholder="Enter a short description" pattern="^[a-zA-Z0-9,.\(\)_ \-]*$" oninvalid="setCustomValidity('Please enter only letters a-z, numbers, spaces, comma\'s, periods, parentheses, underscores (_) and hyphens (-).')" onchange="setCustomValidity('')" />
                             </div>
                         </div>
 
@@ -221,7 +221,7 @@ <h1 id="group-manager-text">Group manager</h1>
                                     <div class="input-group-prepend">
                                         <span class="input-group-text" id="inputGroupPrepend">grp-</span>
                                     </div>
-                                    <input name="group_name" id="f-group-update-name" class="form-control" type="text" pattern="^([a-z0-9]|[a-z0-9][a-z0-9-]*[a-z0-9])$" required oninvalid="setCustomValidity('Please enter only lowercase letters, numbers, and hyphens (-). The group name may not start or end with a hyphen.')" onchange="setCustomValidity('')" disabled />
+                                    <input name="group_name" id="f-group-update-name" class="form-control" type="text" pattern="^([a-z0-9]|[a-z0-9][a-z0-9\-]*[a-z0-9])$" required oninvalid="setCustomValidity('Please enter only lowercase letters, numbers, and hyphens (-). The group name may not start or end with a hyphen.')" onchange="setCustomValidity('')" disabled />
                                 </div>
                             </div>
                         </div>
@@ -285,7 +285,7 @@ <h1 id="group-manager-text">Group manager</h1>
                                 <i class="fa-solid fa-question-circle" aria-hidden="true" title="Description for this group (may only contain letters a-z, numbers, spaces, comma's, periods, parentheses, underscores (_) and hyphens (-))"></i>
                             </label>
                             <div class="col-sm-8">
-                                <input name="group_description" id="f-group-update-description" class="form-control" type="text" placeholder="Enter a short description" pattern="^[a-zA-Z0-9,.()_ -]*$" oninvalid="setCustomValidity('Please enter only letters a-z, numbers, spaces, comma\'s, periods, parentheses, underscores (_) and hyphens (-).')" onchange="setCustomValidity('')" />
+                                <input name="group_description" id="f-group-update-description" class="form-control" type="text" placeholder="Enter a short description" pattern="^[a-zA-Z0-9,.\(\)_ \-]*$" oninvalid="setCustomValidity('Please enter only letters a-z, numbers, spaces, comma\'s, periods, parentheses, underscores (_) and hyphens (-).')" onchange="setCustomValidity('')" />
                             </div>
                         </div>