diff --git a/composer.json b/composer.json
index e5dc41abca80..19c27e8fda1b 100644
--- a/composer.json
+++ b/composer.json
@@ -29,6 +29,7 @@
         "nesbot/carbon": "^2.31",
         "opis/closure": "^3.6",
         "psr/container": "^1.0",
+        "psr/log": "^1.0 || ^2.0",
         "psr/simple-cache": "^1.0",
         "ramsey/uuid": "^4.0",
         "swiftmailer/swiftmailer": "^6.0",