diff --git a/README.md b/README.md
index 612c024..9ac4e38 100644
--- a/README.md
+++ b/README.md
@@ -79,3 +79,12 @@ security:
 ### Keycloak configuration
 
 To configure keycloak to work with this bundle, [here](./Resources/docs/keycloak-config-guide.md) is a step by step documentation for a basic configuration of keycloak.
+
+### Compatibility
+
+
+| Bundle Version                                        | Symfony Version    |
+| ------------------------------------------------------|--------------------|
+| V1.0.1                                                | >=4.0.0   <5.0.0   |
+| V1.1.0 (uses old authentication systeme with guard)   | >=5.0.0   <6.0.0   |
+| V1.2.0 (uses new authentication systeme)              | >=5.3.0   <6.0.0   |
diff --git a/composer.json b/composer.json
index 86c5bc7..70f0d8f 100644
--- a/composer.json
+++ b/composer.json
@@ -12,10 +12,10 @@
     "minimum-stability": "stable",
     "require": {
         "php": ">=7.2.5",
-        "symfony/config": "^5.0",
-        "symfony/dependency-injection": "^5.0",
-        "symfony/http-kernel": "^5.0",
-        "symfony/security-bundle": "^5.0",
+        "symfony/config": "^5.3",
+        "symfony/dependency-injection": "^5.3",
+        "symfony/http-kernel": "^5.3",
+        "symfony/security-bundle": "^5.3",
         "guzzlehttp/guzzle": "^6.3",
         "ext-json": "*"
     },