diff --git a/composer.json b/composer.json
index 8c0ed89e..b21ee734 100644
--- a/composer.json
+++ b/composer.json
@@ -14,7 +14,7 @@
     },
     "require-dev" : {
         "psr/log": "~1.0",
-        "pimple/pimple": "~1.0",
+        "pimple/pimple": "~1.0 || ~3.0",
         "predis/predis": "~0.8",
         "symfony/console": "~2.3|~3.0",
         "symfony/dependency-injection": "~2.3|~3.0",