diff --git a/README.md b/README.md
index 908500e..4161823 100644
--- a/README.md
+++ b/README.md
@@ -613,7 +613,7 @@ An object defining the tags the feature needs before this field will be displaye
 
 And may optionally be combined with one of these properties:
 
-- `value`: The value that the key must have.
+- `value`: The value(s) that the key must have. It can be a single value, or a list of possible values.
 - `valueNot`: The value that the key must not have.
 
 Alternatively, the object may contain a single property:
diff --git a/schemas/field.json b/schemas/field.json
index d0fbca8..8d94f15 100644
--- a/schemas/field.json
+++ b/schemas/field.json
@@ -193,7 +193,17 @@
                         },
                         "value": {
                             "description": "The value that the tag must have. (alternative to 'valueNot')",
-                            "type": "string",
+                            "type": {
+                                "anyOf": [
+                                    {
+                                        "type": "string"
+                                    },
+                                    {
+                                        "type": "array",
+                                        "items": { "type": "string" }
+                                    }
+                                ]
+                            },
                             "required": true
                         }
                     },