diff --git a/src/Symfony/Component/DependencyInjection/Compiler/AutowirePass.php b/src/Symfony/Component/DependencyInjection/Compiler/AutowirePass.php
index a53df4e933..0fbcbbf0d0 100644
--- a/src/Symfony/Component/DependencyInjection/Compiler/AutowirePass.php
+++ b/src/Symfony/Component/DependencyInjection/Compiler/AutowirePass.php
@@ -146,7 +146,7 @@ class AutowirePass extends AbstractRecursivePass
         $this->decoratedClass = null;
         $this->getPreviousValue = null;
 
-        if ($isRoot && ($definition = $this->container->getDefinition($this->currentId)) && $this->container->has($this->decoratedId = $definition->innerServiceId)) {
+        if ($isRoot && ($definition = $this->container->getDefinition($this->currentId)) && null !== ($this->decoratedId = $definition->innerServiceId) && $this->container->has($this->decoratedId)) {
             $this->decoratedClass = $this->container->findDefinition($this->decoratedId)->getClass();
         }
 
diff --git a/src/Symfony/Component/Security/Core/composer.json b/src/Symfony/Component/Security/Core/composer.json
index c99f3a1d41..928d4a5803 100644
--- a/src/Symfony/Component/Security/Core/composer.json
+++ b/src/Symfony/Component/Security/Core/composer.json
@@ -21,7 +21,7 @@
         "symfony/service-contracts": "^1.1.6|^2"
     },
     "require-dev": {
-        "psr/container": "^1.0",
+        "psr/container": "^1.0|^2.0",
         "symfony/event-dispatcher": "^4.3",
         "symfony/expression-language": "^3.4|^4.0|^5.0",
         "symfony/http-foundation": "^3.4|^4.0|^5.0",
diff --git a/src/Symfony/Component/Security/composer.json b/src/Symfony/Component/Security/composer.json
index 13a4b1f417..254b645b90 100644
--- a/src/Symfony/Component/Security/composer.json
+++ b/src/Symfony/Component/Security/composer.json
@@ -30,7 +30,7 @@
         "symfony/security-http": "self.version"
     },
     "require-dev": {
-        "psr/container": "^1.0",
+        "psr/container": "^1.0|^2.0",
         "symfony/finder": "^3.4|^4.0|^5.0",
         "symfony/polyfill-ctype": "~1.8",
         "symfony/polyfill-intl-icu": "~1.0",