diff --git a/README.md b/README.md
index f983d65..1af0df3 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # Accordion
 
-Accordion 1.2.0 ist ein listenbasiertes SPFx-WebPart für SharePoint Server Subscription Edition. Es orientiert
+Accordion 1.2.1 ist ein listenbasiertes SPFx-WebPart für SharePoint Server Subscription Edition. Es orientiert
 sich funktional am PnP-Beispiel `react-accordion-dynamic-section`, verwendet aber die mit SharePoint SE
 kompatible SPFx-1.4.1-/React-15-Toolchain.
 
@@ -41,7 +41,7 @@ nächsten Laden beziehungsweise Rendern der Seite automatisch.
 
 | Eigenschaft | Wert |
 |---|---|
-| Version | 1.2.0 |
+| Version | 1.2.1 |
 | SharePoint Framework | 1.4.1 |
 | React | 15.6.2 |
 | Node.js | 8.17.0 |
diff --git a/config/package-solution.json b/config/package-solution.json
index bf39e07..fe9819a 100644
--- a/config/package-solution.json
+++ b/config/package-solution.json
@@ -4,7 +4,7 @@
     "name": "accordion-web-part",
     "title": "accordion-web-part",
     "id": "27a6fd90-42a1-4e39-8862-08ed0e7803bc",
-    "version": "1.2.0.0",
+    "version": "1.2.1.0",
     "includeClientSideAssets": true,
     "skipFeatureDeployment": true
   },
diff --git a/package.json b/package.json
index b51370d..190c53e 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "accordion-web-part",
-  "version": "1.2.0",
+  "version": "1.2.1",
   "private": true,
   "main": "lib/index.js",
   "engines": {
diff --git a/src/webparts/accordion/AccordionWebPart.ts b/src/webparts/accordion/AccordionWebPart.ts
index ed05141..241b9ac 100644
--- a/src/webparts/accordion/AccordionWebPart.ts
+++ b/src/webparts/accordion/AccordionWebPart.ts
@@ -75,7 +75,7 @@ export default class AccordionWebPart extends BaseClientSideWebPart<IAccordionWe
       if (!items.length) { this.renderStatus(strings.EmptyMessage, false); return; }
       const element: React.ReactElement<IAccordionProps> = React.createElement(Accordion, {
         items: items,
-        title: this.properties.title || strings.DefaultTitle,
+        title: String(this.properties.title || '').trim(),
         allowMultiple: this.properties.allowMultiple === true,
         initialState: this.normalizeInitialState(this.properties.initialState),
         showCategories: this.properties.showCategories !== false && !!this.properties.categoryField,
diff --git a/tests/validate-project.js b/tests/validate-project.js
index 1eafc22..6a61e58 100644
--- a/tests/validate-project.js
+++ b/tests/validate-project.js
@@ -18,8 +18,8 @@ var component = read('src/webparts/accordion/components/Accordion.tsx');
 var sanitizer = read('src/webparts/accordion/AccordionHtmlSanitizer.ts');
 var styles = read('src/webparts/accordion/components/Accordion.module.scss');
 
-assert(packageJson.version === '1.2.0', 'Package version must be 1.2.0.');
-assert(solution.version === '1.2.0.0', 'Solution version must be 1.2.0.0.');
+assert(packageJson.version === '1.2.1', 'Package version must be 1.2.1.');
+assert(solution.version === '1.2.1.0', 'Solution version must be 1.2.1.0.');
 assert(solution.includeClientSideAssets === true, 'Client-side assets must be included.');
 assert(solution.skipFeatureDeployment === true, 'Solution must support central deployment.');
 assert(packageJson.name === 'accordion-web-part' && solution.name === 'accordion-web-part' &&
@@ -32,6 +32,8 @@ assert(webPart.indexOf("PropertyPaneDropdown('listId'") >= 0, 'Dynamic list sele
 assert(webPart.indexOf("PropertyPaneTextField('title'") >= 0 &&
   component.indexOf('styles.webPartHeading') >= 0,
   'Configurable web part title is missing.');
+assert(webPart.indexOf("String(this.properties.title || '').trim()") >= 0,
+  'An empty web part title must remain hidden.');
 assert(webPart.indexOf("PropertyPaneDropdown('contentField'") >= 0, 'Dynamic content field selection is missing.');
 assert(webPart.indexOf("PropertyPaneDropdown('categoryField'") >= 0, 'Category field selection is missing.');
 assert(webPart.indexOf("PropertyPaneDropdown('selectedCategory'") >= 0, 'Category value filter is missing.');