diff --git a/appinfo/info.xml b/appinfo/info.xml
index dab6c44..a0e0d41 100644
--- a/appinfo/info.xml
+++ b/appinfo/info.xml
@@ -33,7 +33,7 @@ Additionally, the community document server only supports running on x86-64 Linu
 	<screenshot>https://raw.githubusercontent.com/nextcloud/documentserver_community/master/screenshots/main.png</screenshot>
 	<screenshot>https://raw.githubusercontent.com/nextcloud/documentserver_community/master/screenshots/new.png</screenshot>
 	<dependencies>
-		<nextcloud min-version="21" max-version="34"/>
+		<nextcloud min-version="21" max-version="35"/>
 	</dependencies>
 
 	<background-jobs>
diff --git a/lib/Command/FlushChanges.php b/lib/Command/FlushChanges.php
index 3518851..02a8fc1 100644
--- a/lib/Command/FlushChanges.php
+++ b/lib/Command/FlushChanges.php
@@ -71,7 +71,7 @@ protected function configure() {
 		parent::configure();
 	}
 
-	protected function execute(InputInterface $input, OutputInterface $output) {
+	protected function execute(InputInterface $input, OutputInterface $output): int {
 		$documents = $this->documentStore->getOpenDocuments();
 
 		// One document that will not assemble - a converter that chokes on it,
diff --git a/lib/Command/Fonts.php b/lib/Command/Fonts.php
index ed98582..b485e60 100644
--- a/lib/Command/Fonts.php
+++ b/lib/Command/Fonts.php
@@ -50,7 +50,7 @@ protected function configure() {
 		parent::configure();
 	}
 
-	protected function execute(InputInterface $input, OutputInterface $output) {
+	protected function execute(InputInterface $input, OutputInterface $output): int {
 		$add = $input->getOption('add');
 		$remove = $input->getOption('remove');
 		$rebuild = $input->getOption('rebuild');