diff --git a/src/CacheManager.php b/src/CacheManager.php
index daaa8d58..6e37f417 100644
--- a/src/CacheManager.php
+++ b/src/CacheManager.php
@@ -11,7 +11,7 @@ class CacheManager extends BaseCacheManager
         $tags = [config('tenancy.cache.tag_base') . tenant('uuid')];
 
         if ($method === "tags") {
-            if (count($parameters) !== 1) {
+            if (\count($parameters) !== 1) {
                 throw new \Exception("Method tags() takes exactly 1 argument. {count($parameters)} passed.");
             }
 
diff --git a/src/DatabaseManager.php b/src/DatabaseManager.php
index 94fc1d9f..1064aa5e 100644
--- a/src/DatabaseManager.php
+++ b/src/DatabaseManager.php
@@ -2,7 +2,6 @@
 
 namespace Stancl\Tenancy;
 
-use Illuminate\Support\Facades\DB;
 use Stancl\Tenancy\Jobs\QueuedTenantDatabaseCreator;
 use Stancl\Tenancy\Jobs\QueuedTenantDatabaseDeleter;
 use Illuminate\Database\DatabaseManager as BaseDatabaseManager;
diff --git a/src/TenancyServiceProvider.php b/src/TenancyServiceProvider.php
index f613184b..127da603 100644
--- a/src/TenancyServiceProvider.php
+++ b/src/TenancyServiceProvider.php
@@ -12,7 +12,6 @@ use Illuminate\Support\ServiceProvider;
 use Stancl\Tenancy\Commands\TenantList;
 use Stancl\Tenancy\Interfaces\StorageDriver;
 use Stancl\Tenancy\Interfaces\ServerConfigManager;
-use Stancl\Tenancy\StorageDrivers\RedisStorageDriver;
 
 class TenancyServiceProvider extends ServiceProvider
 {
diff --git a/src/TenantManager.php b/src/TenantManager.php
index 1e105c1f..f305b080 100644
--- a/src/TenantManager.php
+++ b/src/TenantManager.php
@@ -2,7 +2,6 @@
 
 namespace Stancl\Tenancy;
 
-use Illuminate\Support\Facades\Redis;
 use Stancl\Tenancy\Interfaces\StorageDriver;
 use Stancl\Tenancy\Traits\BootstrapsTenancy;
 use Illuminate\Contracts\Foundation\Application;
@@ -166,7 +165,7 @@ class TenantManager
     public function getDatabaseName($tenant = []): string
     {
         $tenant = $tenant ?: $this->tenant;
-        return config('tenancy.database.prefix') . $tenant['uuid'] . config('tenancy.database.suffix');
+        return $this->app['config']['tenancy.database.prefix'] . $tenant['uuid'] . $this->app['config']['tenancy.database.suffix'];
     }
 
     /**
@@ -233,7 +232,7 @@ class TenantManager
     {
         $uuid = $uuid ?: $this->tenant['uuid'];
 
-        if (is_array($key)) {
+        if (\is_array($key)) {
             return $this->jsonDecodeArrayValues($this->storage->getMany($uuid, $key));
         }
 
@@ -250,7 +249,7 @@ class TenantManager
      */
     public function put($key, $value = null, string $uuid = null)
     {
-        if (is_null($uuid)) {
+        if (\is_null($uuid)) {
             if (! isset($this->tenant['uuid'])) {
                 throw new \Exception("No UUID supplied (and no tenant is currently identified).");
             }
@@ -264,11 +263,11 @@ class TenantManager
             $target = []; // black hole
         }
 
-        if (! is_null($value)) {
+        if (! \is_null($value)) {
             return $target[$key] = json_decode($this->storage->put($uuid, $key, json_encode($value)), true);
         }
 
-        if (! is_array($key)) {
+        if (! \is_array($key)) {
             throw new \Exception("No value supplied for key $key.");
         }
 
@@ -310,7 +309,7 @@ class TenantManager
      */
     public function __invoke($attribute)
     {
-        if (is_null($attribute)) {
+        if (\is_null($attribute)) {
             return $this->tenant;
         }
         
diff --git a/src/TenantRouteServiceProvider.php b/src/TenantRouteServiceProvider.php
index 92897780..4ea77402 100644
--- a/src/TenantRouteServiceProvider.php
+++ b/src/TenantRouteServiceProvider.php
@@ -9,7 +9,7 @@ class TenantRouteServiceProvider extends RouteServiceProvider
 {
     public function map()
     {
-        if (! in_array(request()->getHost(), $this->app['config']['tenancy.exempt_domains'] ?? [])
+        if (! \in_array(request()->getHost(), $this->app['config']['tenancy.exempt_domains'] ?? [])
             && file_exists(base_path('routes/tenant.php'))) {
             Route::middleware(['web', 'tenancy'])
                 ->namespace($this->app['config']['tenant_route_namespace'] ?? 'App\Http\Controllers')
diff --git a/src/Traits/BootstrapsTenancy.php b/src/Traits/BootstrapsTenancy.php
index 20809a4c..d09be0ff 100644
--- a/src/Traits/BootstrapsTenancy.php
+++ b/src/Traits/BootstrapsTenancy.php
@@ -26,7 +26,7 @@ trait BootstrapsTenancy
     public function setPhpRedisPrefix($connections = ['default'])
     {
         foreach ($connections as $connection) {
-            $prefix = config('tenancy.redis.prefix_base') . $this->tenant['uuid'];
+            $prefix = $this->app['config']['tenancy.redis.prefix_base'] . $this->tenant['uuid'];
             $client = Redis::connection($connection)->client();
             $client->setOption($client::OPT_PREFIX, $prefix);
         }