diff --git a/openapi/schemas/processes-core/bbox.yaml b/openapi/schemas/processes-core/bbox.yaml
index 1bdad455..8de306a7 100644
--- a/openapi/schemas/processes-core/bbox.yaml
+++ b/openapi/schemas/processes-core/bbox.yaml
@@ -21,3 +21,4 @@ properties:
       - type: string
         format: uri
     default: "http://www.opengis.net/def/crs/OGC/1.3/CRS84"
+additionalProperties: false
diff --git a/openapi/schemas/processes-core/inputValue.yaml b/openapi/schemas/processes-core/inputValue.yaml
index 84f40d2b..d7c6a7d5 100644
--- a/openapi/schemas/processes-core/inputValue.yaml
+++ b/openapi/schemas/processes-core/inputValue.yaml
@@ -1,3 +1,3 @@
-oneOf:
+anyOf:
   - $ref: "inputValueNoObject.yaml"
   - type: object