diff --git a/composer.json b/composer.json
index 0c9caae..66ba4f3 100644
--- a/composer.json
+++ b/composer.json
@@ -12,7 +12,7 @@
 	],
 	"require":
 	{
-		"silverstripe/framework": "3.2.*",
-		"silverstripe/cms": "3.2.*"
+		"silverstripe/framework": ">=3.2,<4",
+		"silverstripe/cms": ">=3.2,<4"
 	}
 }