diff --git a/.github/prompts/language-check.prompt.yml b/.github/prompts/language-check.prompt.yml
index e22d7ec6b..fbb86a316 100644
--- a/.github/prompts/language-check.prompt.yml
+++ b/.github/prompts/language-check.prompt.yml
@@ -15,18 +15,14 @@ messages:
 
 model: openai/gpt-4o-mini
 responseFormat: json_schema
-jsonSchema: |-
-  {
-    "name": "language_check",
-    "strict": true,
-    "schema": {
-      "type": "object",
-      "properties": {
-        "is_non_english": {
-          "type": "boolean"
-        }
-      },
-      "required": ["is_non_english"],
-      "additionalProperties": false
-    }
-  }
+jsonSchema:
+  name: language_check
+  strict: true
+  schema:
+    type: object
+    properties:
+      is_non_english:
+        type: boolean
+    required:
+      - is_non_english
+    additionalProperties: false