diff --git a/composer.json b/composer.json
index 898c130..e21f857 100644
--- a/composer.json
+++ b/composer.json
@@ -19,7 +19,7 @@
     },
     "require":{
         "php":">=5.4",
-        "contao/core":">=3.1,<3.5-dev",
+        "contao/core":">=3.2,<3.5-dev",
         "contao-community-alliance/dependency-container":"~1.0",
         "contao-community-alliance/event-dispatcher":"~1.0",
         "contao-community-alliance/url-builder":"~1.1",