diff --git a/composer.json b/composer.json
index 6d6391f..7cc4de1 100644
--- a/composer.json
+++ b/composer.json
@@ -17,6 +17,9 @@
     "require-dev": {
         "peridot-php/peridot": "^1.19"
     },
+    "provide": {
+        "psr/container-implementation": "1.*"
+    },
     "license": "MIT",
     "authors": [
         {