diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 3e59af1a9..afbad5198 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -157,8 +157,9 @@ jobs:
             -
                 name: Run smoke tests without friendsofsymfony/rest-bundle willdurand/hateoas-bundle jms/serializer-bundle packages
                 run: |
-                    composer remove friendsofsymfony/rest-bundle willdurand/hateoas-bundle jms/serializer-bundle --no-scripts
+                    composer remove --dev friendsofsymfony/rest-bundle willdurand/hateoas-bundle jms/serializer-bundle --no-scripts
                     (cd tests/Application && bin/console cache:clear --env=test_without_fosrest)
+                    (cd tests/Application && bin/console lint:container)
                     composer require friendsofsymfony/rest-bundle willdurand/hateoas-bundle jms/serializer-bundle --no-scripts
 
             -
diff --git a/UPGRADE.md b/UPGRADE.md
index 36106ecd4..74bced9fd 100644
--- a/UPGRADE.md
+++ b/UPGRADE.md
@@ -1,3 +1,13 @@
+## UPGRADE FOR `1.12.x`
+
+### FROM `1.11.x` to `1.12.x`
+
+We move these following dependencies on optional requirements, so explicit them in your app requirements if you need them.
+
+* friendsofsymfony/rest-bundle
+* jms/serializer-bundle
+* willdurand/hateoas-bundle
+
 ## UPGRADE FOR `1.11.x`
 
 ### FROM `1.10.x` to `1.11.x`
diff --git a/composer.json b/composer.json
index 76debadd2..c31ece689 100644
--- a/composer.json
+++ b/composer.json
@@ -33,9 +33,7 @@
         "doctrine/event-manager": "^1.1",
         "doctrine/inflector": "^1.4 || ^2.0",
         "doctrine/persistence": "^2.0 || ^3.0",
-        "friendsofsymfony/rest-bundle": "^3.0",
         "gedmo/doctrine-extensions": "^2.4.12 || ^3.0",
-        "jms/serializer-bundle": "^3.5 || ^4.0 || ^5.0",
         "sylius/registry": "^1.2",
         "symfony/config": "^5.4 || ^6.0",
         "symfony/deprecation-contracts": "^2.1 || ^3.0",
@@ -52,7 +50,6 @@
         "symfony/validator": "^5.4 || ^6.0",
         "symfony/yaml": "^5.4 || ^6.0",
         "webmozart/assert": "^1.8",
-        "willdurand/hateoas-bundle": "^2.0",
         "winzou/state-machine-bundle": "^0.6",
         "willdurand/negotiation": "^3.1"
     },
@@ -61,6 +58,8 @@
     },
     "require-dev": {
         "doctrine/orm": "^2.5",
+        "friendsofsymfony/rest-bundle": "^3.0",
+        "jms/serializer-bundle": "^3.5 || ^4.0 || ^5.0",
         "lchrusciel/api-test-case": "^5.0",
         "matthiasnoback/symfony-dependency-injection-test": "^4.2.1",
         "pagerfanta/pagerfanta": "^3.7 || ^4.0",
@@ -83,7 +82,13 @@
         "rector/rector": "^0.18.2",
         "symfony/messenger": "^5.4 || ^6.0",
         "symfony/serializer": "^5.4 || ^6.0",
-        "symfony/security-bundle": "^5.4 || ^6.0"
+        "symfony/security-bundle": "^5.4 || ^6.0",
+        "willdurand/hateoas-bundle": "^2.0"
+    },
+    "conflict": {
+        "friendsofsymfony/rest-bundle": "<3.0",
+        "jms/serializer-bundle": "<3.5",
+        "willdurand/hateoas-bundle": "<2.0"
     },
     "suggest": {
         "doctrine/orm": "^2.5",