diff --git a/ext/data/schemas/default-options-overrides-schema.json b/ext/data/schemas/default-options-overrides-schema.json
new file mode 100644
index 0000000000..4fd3b751ef
--- /dev/null
+++ b/ext/data/schemas/default-options-overrides-schema.json
@@ -0,0 +1,44 @@
+{
+    "$id": "defaultOptionsOverride",
+    "$schema": "http://json-schema.org/draft-07/schema#",
+    "description": "Contains data for recommended default options overrides by language.",
+    "type": "object",
+    "patternProperties": {
+        "^.{2,}$": {
+            "type": "array",
+            "items": {
+                "type": "object",
+                "required": [
+                    "path",
+                    "value"
+                ],
+                "properties": {
+                    "path": {
+                        "type": "string",
+                        "minLength": 2
+                    },
+                    "value": {
+                        "anyOf": [
+                            {
+                                "type": "string",
+                                "minLength": 1
+                            },
+                            {
+                                "type": "number"
+                            },
+                            {
+                                "type": "boolean"
+                            },
+                            {
+                                "type": "array"
+                            },
+                            {
+                                "type": "object"
+                            }
+                        ]
+                    }
+                }
+            }
+        }
+    }
+}
diff --git a/test/data/json.json b/test/data/json.json
index 9fdda0b86b..ee6079d23f 100644
--- a/test/data/json.json
+++ b/test/data/json.json
@@ -98,6 +98,11 @@
             "typeFile": "types/test/json.d.ts",
             "type": "AjvSchema"
         },
+        {
+            "path": "ext/data/schemas/default-options-overrides-schema.json",
+            "typeFile": "types/test/json.d.ts",
+            "type": "AjvSchema"
+        },
         {
             "path": "test/data/translator-test-inputs.json",
             "typeFile": "types/test/translator.d.ts",
@@ -192,6 +197,12 @@
             "typeFile": "types/ext/dictionary-recommended.d.ts",
             "type": "RecommendedDictionaries",
             "schema": "ext/data/schemas/recommended-dictionaries-schema.json"
+        },
+        {
+            "path": "ext/data/default-options-overrides.json",
+            "typeFile": "types/ext/settings-controller.d.ts",
+            "type": "LanguageSettingOverrides",
+            "schema": "ext/data/schemas/default-options-overrides-schema.json"
         }
     ]
 }