diff --git a/apps/files_sharing/lib/Controller/ShareAPIController.php b/apps/files_sharing/lib/Controller/ShareAPIController.php
index f3b0467fa1..e8d48c42cd 100644
--- a/apps/files_sharing/lib/Controller/ShareAPIController.php
+++ b/apps/files_sharing/lib/Controller/ShareAPIController.php
@@ -477,7 +477,7 @@ class ShareAPIController extends OCSController {
 		}
 
 		if ($permissions < 0 || $permissions > Constants::PERMISSION_ALL) {
-			throw new OCSNotFoundException($this->l->t('invalid permissions'));
+			throw new OCSNotFoundException($this->l->t('Invalid permissions'));
 		}
 
 		// Shares always require read permissions
diff --git a/apps/files_sharing/tests/Controller/ShareAPIControllerTest.php b/apps/files_sharing/tests/Controller/ShareAPIControllerTest.php
index 4e46aa074b..009dfe86a4 100644
--- a/apps/files_sharing/tests/Controller/ShareAPIControllerTest.php
+++ b/apps/files_sharing/tests/Controller/ShareAPIControllerTest.php
@@ -1602,7 +1602,7 @@ class ShareAPIControllerTest extends TestCase {
 
 	public function testCreateShareInvalidPermissions() {
 		$this->expectException(\OCP\AppFramework\OCS\OCSNotFoundException::class);
-		$this->expectExceptionMessage('invalid permissions');
+		$this->expectExceptionMessage('Invalid permissions');
 
 		$share = $this->newShare();
 		$this->shareManager->method('newShare')->willReturn($share);