diff --git a/framework/core/src/Settings/OverrideSettingsRepository.php b/framework/core/src/Settings/OverrideSettingsRepository.php
index fc1a05fcd..4f735c0ba 100644
--- a/framework/core/src/Settings/OverrideSettingsRepository.php
+++ b/framework/core/src/Settings/OverrideSettingsRepository.php
@@ -35,7 +35,7 @@ class OverrideSettingsRepository implements SettingsRepositoryInterface
         $this->overrides = $overrides;
     }
 
-    public function all()
+    public function all(): array
     {
         return array_merge($this->inner->all(), $this->overrides);
     }
diff --git a/framework/core/src/Settings/UninstalledSettingsRepository.php b/framework/core/src/Settings/UninstalledSettingsRepository.php
index 8ca681524..de1675350 100644
--- a/framework/core/src/Settings/UninstalledSettingsRepository.php
+++ b/framework/core/src/Settings/UninstalledSettingsRepository.php
@@ -11,7 +11,7 @@ namespace Flarum\Settings;
 
 class UninstalledSettingsRepository implements SettingsRepositoryInterface
 {
-    public function all()
+    public function all(): array
     {
         return [];
     }