diff --git a/src/test/resources/suite-yaml/tests/draft2020-12/optional/ecmascript-regex.yml b/src/test/resources/suite-yaml/tests/draft2020-12/optional/ecmascript-regex.yml
index 654e5e81..0cf3fd6c 100644
--- a/src/test/resources/suite-yaml/tests/draft2020-12/optional/ecmascript-regex.yml
+++ b/src/test/resources/suite-yaml/tests/draft2020-12/optional/ecmascript-regex.yml
@@ -243,11 +243,10 @@
 - description: \a is not an ECMA 262 control escape
   schema:
     $schema: https://json-schema.org/draft/2020-12/schema
-    $ref: https://json-schema.org/draft/2020-12/schema
+    format: regex
   tests:
     - description: when used as a pattern
-      data:
-        pattern: \a
+      data: \a
       valid: false
 - description: pattern with non-ASCII digits
   schema:
diff --git a/src/test/resources/suite/tests/draft2020-12/optional/ecmascript-regex.json b/src/test/resources/suite/tests/draft2020-12/optional/ecmascript-regex.json
index 23b962e4..97649531 100644
--- a/src/test/resources/suite/tests/draft2020-12/optional/ecmascript-regex.json
+++ b/src/test/resources/suite/tests/draft2020-12/optional/ecmascript-regex.json
@@ -409,12 +409,12 @@
         "description": "\\a is not an ECMA 262 control escape",
         "schema": {
             "$schema": "https://json-schema.org/draft/2020-12/schema",
-            "$ref": "https://json-schema.org/draft/2020-12/schema"
+            "format": "regex"
         },
         "tests": [
             {
                 "description": "when used as a pattern",
-                "data": { "pattern": "\\a" },
+                "data": "\\a",
                 "valid": false
             }
         ]