diff --git a/composer.json b/composer.json
index 72d12a9..df53292 100644
--- a/composer.json
+++ b/composer.json
@@ -32,7 +32,7 @@
 		"symfony/yaml": "~2.0",
 		"symfony/finder": "~2.0",
 		"silverstripe/testsession": "*",
-		"silverstripe/framework": ">=3.1.0"
+		"silverstripe/framework": "~3.1"
 	},
 
 	"autoload": {