diff --git a/src/Symfony/Component/Lock/Store/StoreFactory.php b/src/Symfony/Component/Lock/Store/StoreFactory.php
index a7c8168d8d..b702b81b70 100644
--- a/src/Symfony/Component/Lock/Store/StoreFactory.php
+++ b/src/Symfony/Component/Lock/Store/StoreFactory.php
@@ -58,7 +58,7 @@ class StoreFactory
                 return new FlockStore(substr($connection, 8));
             case 'semaphore' === $connection:
                 return new SemaphoreStore();
-            case preg_match('#^[a-z]++://#', $connection):
+            case \class_exists(AbstractAdapter::class) && preg_match('#^[a-z]++://#', $connection):
                 return static::createStore(AbstractAdapter::createConnection($connection));
             default:
                 throw new InvalidArgumentException(sprintf('Unsupported Connection: %s.', $connection));
diff --git a/src/Symfony/Component/Lock/Tests/Store/StoreFactoryTest.php b/src/Symfony/Component/Lock/Tests/Store/StoreFactoryTest.php
index cd93a8cc9f..4edb4d361a 100644
--- a/src/Symfony/Component/Lock/Tests/Store/StoreFactoryTest.php
+++ b/src/Symfony/Component/Lock/Tests/Store/StoreFactoryTest.php
@@ -12,6 +12,7 @@
 namespace Symfony\Component\Lock\Tests\Store;
 
 use PHPUnit\Framework\TestCase;
+use Symfony\Component\Cache\Adapter\AbstractAdapter;
 use Symfony\Component\Cache\Traits\RedisProxy;
 use Symfony\Component\Lock\Store\FlockStore;
 use Symfony\Component\Lock\Store\MemcachedStore;
@@ -40,19 +41,24 @@ class StoreFactoryTest extends TestCase
         if (\class_exists(\Redis::class)) {
             yield [$this->createMock(\Redis::class), RedisStore::class];
         }
-        yield [$this->createMock(RedisProxy::class), RedisStore::class];
-        yield [$this->createMock(\Predis\Client::class), RedisStore::class];
+        if (\class_exists(RedisProxy::class)) {
+            yield [$this->createMock(RedisProxy::class), RedisStore::class];
+        }
+        yield [new \Predis\Client(), RedisStore::class];
         if (\class_exists(\Memcached::class)) {
-            yield [$this->createMock(\Memcached::class), MemcachedStore::class];
+            yield [new \Memcached(), MemcachedStore::class];
         }
         if (\class_exists(\Zookeeper::class)) {
             yield [$this->createMock(\Zookeeper::class), ZookeeperStore::class];
         }
-        yield ['flock', FlockStore::class];
-        yield ['flock:///tmp', FlockStore::class];
-        yield ['semaphore', SemaphoreStore::class];
-        if (\class_exists(\Memcached::class)) {
+        if (\extension_loaded('sysvsem')) {
+            yield ['semaphore', SemaphoreStore::class];
+        }
+        if (\class_exists(\Memcached::class) && \class_exists(AbstractAdapter::class)) {
             yield ['memcached://server.com', MemcachedStore::class];
         }
+
+        yield ['flock', FlockStore::class];
+        yield ['flock://'.sys_get_temp_dir(), FlockStore::class];
     }
 }