diff --git a/composer.json b/composer.json
index 228f4a5..3ce9cb4 100644
--- a/composer.json
+++ b/composer.json
@@ -9,6 +9,6 @@
 		"email": "will@fullscreen.io"
 	}],
 	"require": {
-		"silverstripe/framework": ">=3.1.*"
+		"silverstripe/framework": ">=3.1.*@dev"
 	}
 }
\ No newline at end of file