diff --git a/packages/block-library/src/post-title/edit.js b/packages/block-library/src/post-title/edit.js
index d24455f095635..e9b45e2a642a6 100644
--- a/packages/block-library/src/post-title/edit.js
+++ b/packages/block-library/src/post-title/edit.js
@@ -73,7 +73,7 @@ export default function PostTitleEdit( {
 		titleElement = userCanEdit ? (
 			<PlainText
 				tagName={ TagName }
-				placeholder={ __( 'No Title' ) }
+				placeholder={ __( 'No title' ) }
 				value={ rawTitle }
 				onChange={ setTitle }
 				__experimentalVersion={ 2 }
@@ -96,7 +96,7 @@ export default function PostTitleEdit( {
 					href={ link }
 					target={ linkTarget }
 					rel={ rel }
-					placeholder={ ! rawTitle.length ? __( 'No Title' ) : null }
+					placeholder={ ! rawTitle.length ? __( 'No title' ) : null }
 					value={ rawTitle }
 					onChange={ setTitle }
 					__experimentalVersion={ 2 }
diff --git a/packages/editor/src/components/blog-title/index.js b/packages/editor/src/components/blog-title/index.js
index 1356edf9724e1..aee2a7f049eb0 100644
--- a/packages/editor/src/components/blog-title/index.js
+++ b/packages/editor/src/components/blog-title/index.js
@@ -111,7 +111,7 @@ export default function BlogTitle() {
 							onClose={ onClose }
 						/>
 						<InputControl
-							placeholder={ __( 'No Title' ) }
+							placeholder={ __( 'No title' ) }
 							size="__unstable-large"
 							value={ postsPageTitle }
 							onChange={ debounce( setPostsPageTitle, 300 ) }
diff --git a/packages/editor/src/components/document-bar/index.js b/packages/editor/src/components/document-bar/index.js
index 34cb68de78515..da3d886c125f4 100644
--- a/packages/editor/src/components/document-bar/index.js
+++ b/packages/editor/src/components/document-bar/index.js
@@ -200,7 +200,7 @@ export default function DocumentBar( props ) {
 						>
 							{ title
 								? decodeEntities( title )
-								: __( 'No Title' ) }
+								: __( 'No title' ) }
 						</Text>
 					</motion.div>
 					<span className="editor-document-bar__shortcut">
diff --git a/packages/editor/src/components/post-card-panel/index.js b/packages/editor/src/components/post-card-panel/index.js
index df13f1c8b65a6..43efb6418b4fa 100644
--- a/packages/editor/src/components/post-card-panel/index.js
+++ b/packages/editor/src/components/post-card-panel/index.js
@@ -101,7 +101,7 @@ export default function PostCardPanel( { actions } ) {
 					as="h2"
 					lineHeight="20px"
 				>
-					{ title ? decodeEntities( title ) : __( 'No Title' ) }
+					{ title ? decodeEntities( title ) : __( 'No title' ) }
 					{ isFrontPage && (
 						<span className="editor-post-card-panel__title-badge">
 							{ __( 'Homepage' ) }
diff --git a/test/e2e/specs/editor/various/sidebar.spec.js b/test/e2e/specs/editor/various/sidebar.spec.js
index c051b4e767329..153a48e325c88 100644
--- a/test/e2e/specs/editor/various/sidebar.spec.js
+++ b/test/e2e/specs/editor/various/sidebar.spec.js
@@ -111,7 +111,7 @@ test.describe( 'Sidebar', () => {
 			.getByRole( 'heading', { level: 2 } );
 
 		await expect( documentSettingsPanels ).toHaveText( [
-			'No Title',
+			'No title',
 			'Categories',
 			'Tags',
 		] );