diff --git a/modules/structs/org.go b/modules/structs/org.go
index b4c58623fd2..7c83dcdee7e 100644
--- a/modules/structs/org.go
+++ b/modules/structs/org.go
@@ -30,8 +30,8 @@ type OrganizationPermissions struct {
 // CreateOrgOption options for creating an organization
 type CreateOrgOption struct {
 	// required: true
-	UserName    string `json:"username" binding:"Required"`
-	FullName    string `json:"full_name"`
+	UserName    string `json:"username" binding:"Required;Username;MaxSize(40)"`
+	FullName    string `json:"full_name" binding:"MaxSize(100)"`
 	Description string `json:"description" binding:"MaxSize(255)"`
 	Website     string `json:"website" binding:"ValidUrl;MaxSize(255)"`
 	Location    string `json:"location" binding:"MaxSize(50)"`
@@ -45,7 +45,7 @@ type CreateOrgOption struct {
 
 // EditOrgOption options for editing an organization
 type EditOrgOption struct {
-	FullName    string `json:"full_name"`
+	FullName    string `json:"full_name" binding:"MaxSize(100)"`
 	Description string `json:"description" binding:"MaxSize(255)"`
 	Website     string `json:"website" binding:"ValidUrl;MaxSize(255)"`
 	Location    string `json:"location" binding:"MaxSize(50)"`
diff --git a/templates/org/create.tmpl b/templates/org/create.tmpl
index 26321f62084..0cc93c1e987 100644
--- a/templates/org/create.tmpl
+++ b/templates/org/create.tmpl
@@ -11,7 +11,7 @@
 					{{template "base/alert" .}}
 					<div class="inline required field {{if .Err_OrgName}}error{{end}}">
 						<label for="org_name">{{.locale.Tr "org.org_name_holder"}}</label>
-						<input id="org_name" name="org_name" value="{{.org_name}}" autofocus required>
+						<input id="org_name" name="org_name" value="{{.org_name}}" autofocus required maxlength="40">
 						<span class="help">{{.locale.Tr "org.org_name_helper"}}</span>
 					</div>
 
diff --git a/templates/org/settings/options.tmpl b/templates/org/settings/options.tmpl
index c1623db4d74..a7ddb1fa417 100644
--- a/templates/org/settings/options.tmpl
+++ b/templates/org/settings/options.tmpl
@@ -14,26 +14,27 @@
 						{{.CsrfTokenHtml}}
 						<div class="required field {{if .Err_Name}}error{{end}}">
 							<label for="org_name">{{.locale.Tr "org.org_name_holder"}}
-								<span class="text red gt-hidden" id="org-name-change-prompt"> {{.locale.Tr "org.settings.change_orgname_prompt"}}</span>
-								<span class="text red gt-hidden" id="org-name-change-redirect-prompt"> {{.locale.Tr "org.settings.change_orgname_redirect_prompt"}}</span>
+								<span class="text red gt-hidden" id="org-name-change-prompt">
+									<br>{{.locale.Tr "org.settings.change_orgname_prompt"}}<br>{{.locale.Tr "org.settings.change_orgname_redirect_prompt"}}
+								</span>
 							</label>
-							<input id="org_name" name="name" value="{{.Org.Name}}" data-org-name="{{.Org.Name}}" autofocus required>
+							<input id="org_name" name="name" value="{{.Org.Name}}" data-org-name="{{.Org.Name}}" autofocus required maxlength="40">
 						</div>
 						<div class="field {{if .Err_FullName}}error{{end}}">
 							<label for="full_name">{{.locale.Tr "org.org_full_name_holder"}}</label>
-							<input id="full_name" name="full_name" value="{{.Org.FullName}}">
+							<input id="full_name" name="full_name" value="{{.Org.FullName}}" maxlength="100">
 						</div>
 						<div class="field {{if .Err_Description}}error{{end}}">
 							<label for="description">{{$.locale.Tr "org.org_desc"}}</label>
-							<textarea id="description" name="description" rows="2">{{.Org.Description}}</textarea>
+							<textarea id="description" name="description" rows="2" maxlength="255">{{.Org.Description}}</textarea>
 						</div>
 						<div class="field {{if .Err_Website}}error{{end}}">
 							<label for="website">{{.locale.Tr "org.settings.website"}}</label>
-							<input id="website" name="website" type="url" value="{{.Org.Website}}">
+							<input id="website" name="website" type="url" value="{{.Org.Website}}" maxlength="255">
 						</div>
 						<div class="field">
 							<label for="location">{{.locale.Tr "org.settings.location"}}</label>
-							<input id="location" name="location"  value="{{.Org.Location}}">
+							<input id="location" name="location"  value="{{.Org.Location}}" maxlength="50">
 						</div>
 
 						<div class="ui divider"></div>
diff --git a/web_src/js/features/common-organization.js b/web_src/js/features/common-organization.js
index 1796efc6a8c..352e824b05b 100644
--- a/web_src/js/features/common-organization.js
+++ b/web_src/js/features/common-organization.js
@@ -1,25 +1,16 @@
 import $ from 'jquery';
 import {initCompLabelEdit} from './comp/LabelEdit.js';
-import {hideElem, showElem} from '../utils/dom.js';
+import {toggleElem} from '../utils/dom.js';
 
 export function initCommonOrganization() {
   if ($('.organization').length === 0) {
     return;
   }
 
-  if ($('.organization.settings.options').length > 0) {
-    $('#org_name').on('keyup', function () {
-      const $prompt = $('#org-name-change-prompt');
-      const $prompt_redirect = $('#org-name-change-redirect-prompt');
-      if ($(this).val().toString().toLowerCase() !== $(this).data('org-name').toString().toLowerCase()) {
-        showElem($prompt);
-        showElem($prompt_redirect);
-      } else {
-        hideElem($prompt);
-        hideElem($prompt_redirect);
-      }
-    });
-  }
+  $('.organization.settings.options #org_name').on('input', function () {
+    const nameChanged = $(this).val().toLowerCase() !== $(this).attr('data-org-name').toLowerCase();
+    toggleElem('#org-name-change-prompt', nameChanged);
+  });
 
   // Labels
   initCompLabelEdit('.organization.settings.labels');