diff --git a/composer.json b/composer.json
index cb156726..ff4a72f2 100644
--- a/composer.json
+++ b/composer.json
@@ -17,7 +17,7 @@
         "aws/aws-sdk-php": "^3.19",
         "clue/block-react": "^1.1",
         "doctrine/cache": "^1.6",
-        "elasticsearch/elasticsearch": "^7.11",
+        "elasticsearch/elasticsearch": "^8.0",
         "elife/api": "^2.30",
         "elife/api-client": "dev-master",
         "elife/api-problem": "^1.1",