diff --git a/spec/schemas/_common.yaml b/spec/schemas/_common.yaml
index 471d2209..67f9d870 100644
--- a/spec/schemas/_common.yaml
+++ b/spec/schemas/_common.yaml
@@ -451,21 +451,24 @@ components:
         - title: stored
           $ref: '#/components/schemas/StoredScriptId'
     InlineScript:
-      allOf:
-        - $ref: '#/components/schemas/ScriptBase'
-        - type: object
-          properties:
-            lang:
-              $ref: '#/components/schemas/ScriptLanguage'
-            options:
-              type: object
-              additionalProperties:
+      oneOf:
+        - title: source
+          type: string
+        - allOf:
+          - $ref: '#/components/schemas/ScriptBase'
+          - type: object
+            properties:
+              lang:
+                $ref: '#/components/schemas/ScriptLanguage'
+              options:
+                type: object
+                additionalProperties:
+                  type: string
+              source:
+                description: The script source.
                 type: string
-            source:
-              description: The script source.
-              type: string
-          required:
-            - source
+            required:
+              - source
     ScriptLanguage:
       type: string
       enum: