diff --git a/test-schema.json b/test-schema.json
index d2d9dd0b..547c5c27 100644
--- a/test-schema.json
+++ b/test-schema.json
@@ -1,19 +1,21 @@
 {
-    "$schema": "http://json-schema.org/draft-03/schema#",
+    "$schema": "http://json-schema.org/draft-04/schema#",
     "type": "array",
     "items": {
         "type": "object",
+        "required": ["description", "schema", "tests"],
         "properties": {
-            "description": {"type": "string", "required": true},
-            "schema": {"required": true},
+            "description": {"type": "string"},
+            "schema": {},
             "tests": {
                 "type": "array",
                 "items": {
                     "type": "object",
+                    "required": ["description", "data", "valid"],
                     "properties": {
-                        "description": {"type": "string", "required": true},
-                        "data": {"required": true},
-                        "valid": {"type": "boolean", "required": true}
+                        "description": {"type": "string"},
+                        "data": {},
+                        "valid": {"type": "boolean"}
                     },
                     "additionalProperties": false
                 },