diff --git a/README.md b/README.md
index d7472a5..4746631 100644
--- a/README.md
+++ b/README.md
@@ -162,7 +162,7 @@ func main() {
 | Option                   | Type   | Default    | Description                                                                                                                                                                                                                                               |
 | ------------------------ | ------ | ---------- | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
 | URL                      | string | "doc.json" | URL pointing to API definition                                                                                                                                                                                                                            |
-| DocExpantion             | string | "list"     | Controls the default expansion setting for the operations and tags. It can be 'list' (expands only the tags), 'full' (expands the tags and operations) or 'none' (expands nothing).                                                                       |
+| DocExpansion             | string | "list"     | Controls the default expansion setting for the operations and tags. It can be 'list' (expands only the tags), 'full' (expands the tags and operations) or 'none' (expands nothing).                                                                       |
 | DeepLinking              | bool   | true       | If set to true, enables deep linking for tags and operations. See the Deep Linking documentation for more information.                                                                                                                                    |
 | DefaultModelsExpandDepth | int    | 1          | Default expansion depth for models (set to -1 completely hide the models).                                                                                                                                                                                |
 | InstanceName             | string | "swagger"  | The instance name of the swagger document. If multiple different swagger instances should be deployed on one gin router, ensure that each instance has a unique name (use the _--instanceName_ parameter to generate swagger documents with _swag init_).