diff --git a/src/Symfony/Contracts/Service/composer.json b/src/Symfony/Contracts/Service/composer.json
index a64188b51bf98..32bb8a316b797 100644
--- a/src/Symfony/Contracts/Service/composer.json
+++ b/src/Symfony/Contracts/Service/composer.json
@@ -17,7 +17,7 @@
     ],
     "require": {
         "php": ">=8.1",
-        "psr/container": "^2.0"
+        "psr/container": "^1.1|^2.0"
     },
     "conflict": {
         "ext-psr": "<1.1|>=2"