diff --git a/lock.rst b/lock.rst
index 82ec48db572..1f149466216 100644
--- a/lock.rst
+++ b/lock.rst
@@ -62,6 +62,8 @@ this behavior by using the ``lock`` key like:
             lock: 'oci:host=127.0.0.1;dbname=app'
             lock: 'mongodb://127.0.0.1/app?collection=lock'
             lock: '%env(LOCK_DSN)%'
+            # using an existing service
+            lock: 'snc_redis.default'
 
             # named locks
             lock:
@@ -119,6 +121,9 @@ this behavior by using the ``lock`` key like:
 
                     <framework:resource>%env(LOCK_DSN)%</framework:resource>
 
+                    <!-- using an existing service -->
+                    <framework:resource>snc_redis.default</framework:resource>
+
                     <!-- named locks -->
                     <framework:resource name="invoice">semaphore</framework:resource>
                     <framework:resource name="invoice">redis://r2.docker</framework:resource>
@@ -130,6 +135,7 @@ this behavior by using the ``lock`` key like:
     .. code-block:: php
 
         // config/packages/lock.php
+        use function Symfony\Component\DependencyInjection\Loader\Configurator\env;
         use Symfony\Config\FrameworkConfig;
 
         return static function (FrameworkConfig $framework): void {
@@ -152,6 +158,8 @@ this behavior by using the ``lock`` key like:
                 ->resource('default', ['oci:host=127.0.0.1;dbname=app'])
                 ->resource('default', ['mongodb://127.0.0.1/app?collection=lock'])
                 ->resource('default', [env('LOCK_DSN')])
+                // using an existing service
+                ->resource('default', ['snc_redis.default'])
 
                 // named locks
                 ->resource('invoice', ['semaphore', 'redis://r2.docker'])
diff --git a/reference/configuration/framework.rst b/reference/configuration/framework.rst
index 0334b918c66..f6a275067dc 100644
--- a/reference/configuration/framework.rst
+++ b/reference/configuration/framework.rst
@@ -2048,7 +2048,7 @@ resources
 **type**: ``array``
 
 A map of lock stores to be created by the framework extension, with
-the name as key and DSN as value:
+the name as key and DSN or service id as value:
 
 .. configuration-block::
 
@@ -2725,7 +2725,7 @@ resources
 **type**: ``array``
 
 A map of semaphore stores to be created by the framework extension, with
-the name as key and DSN as value:
+the name as key and DSN or service id as value:
 
 .. configuration-block::
 
@@ -2756,11 +2756,12 @@ the name as key and DSN as value:
     .. code-block:: php
 
         // config/packages/semaphore.php
+        use function Symfony\Component\DependencyInjection\Loader\Configurator\env;
         use Symfony\Config\FrameworkConfig;
 
         return static function (FrameworkConfig $framework): void {
             $framework->semaphore()
-                ->resource('default', ['%env(SEMAPHORE_DSN)%']);
+                ->resource('default', [env('SEMAPHORE_DSN')]);
         };
 
 .. _reference-semaphore-resources-name: