diff --git a/data-packages/index.md b/data-packages/index.md
index 6de13063..676ccd2a 100644
--- a/data-packages/index.md
+++ b/data-packages/index.md
@@ -464,7 +464,7 @@ an Object. Each key in the Object is the name of a schema. A schema name MUST co
 lower-case alphanumeric letters, together with
 - and \_.
 
-Each value for an entry in the `schemas` Object must be a must be an Object
+Each value for an entry in the `schemas` Object must be an Object
 specifying an appropriate schema.
 
 #### Examples