diff --git a/composer.json b/composer.json
index c634da10d6..f6db4ff4d5 100644
--- a/composer.json
+++ b/composer.json
@@ -15,7 +15,7 @@
         "ext-json": "*",
         "ext-reflection": "*",
         "ext-xml": "*",
-        "psr/http-message": "^1.0",
+        "psr/http-message": "^2.0",
         "psr/http-factory": "^1.0",
         "psr/container": "^1.0",
         "psr/http-server-middleware": "^1.0",