diff --git a/composer.json b/composer.json
index 559ac16..f4c7893 100644
--- a/composer.json
+++ b/composer.json
@@ -21,11 +21,11 @@
     "require": {
         "php": ">=5.6",
         "sabre/xml": "1.*",
-        "saft/saft-rdf": ">=0.8"
+        "saft/saft-rdf": ">=0.9"
     },
     "require-dev": {
         "phpunit/phpunit": "4.8.*",
-        "saft/saft-test": ">=0.8"
+        "saft/saft-test": ">=0.9"
     },
     "autoload": {
         "psr-4": {