diff --git a/README.md b/README.md
index c3e44c8d728705d0a8c8016efa447231bf1c52bd..68c8f64bb480dd555f384ce3796a0a3d6af0be53 100644
--- a/README.md
+++ b/README.md
@@ -56,7 +56,8 @@ In this project, host-specific settings are defined in the `scipost-host-setting
     "SERVER_EMAIL": "",
     "JOURNALS_DIR": "<journals_dir>",
     "CROSSREF_LOGIN_ID": "",
-    "CROSSREF_LOGIN_PASSWORD": ""
+    "CROSSREF_LOGIN_PASSWORD": "",
+    "HAYSTACK_PATH": "<haystack_dir>"
 }
 ```