Merge pull request #3585 from TravisJMorton/patch-1

typo

docs/api-guide/fields.md

@@ -465,7 +465,7 @@ A field class that validates that the incoming data structure consists of valid
 
 **Signature**: `JSONField(binary)`
 
-- `binary` - If set to `True` then the field will output and validate a JSON encoded string, rather that a primitive data structure. Defaults to `False`.
+- `binary` - If set to `True` then the field will output and validate a JSON encoded string, rather than a primitive data structure. Defaults to `False`.
 
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