diff --git a/boards/magic_schema.json b/boards/magic_schema.json
index 60dd4b9..56dbc0f 100644
--- a/boards/magic_schema.json
+++ b/boards/magic_schema.json
@@ -48,36 +48,36 @@
         "type": "object",
         "required": [ "name", "type" ],
         "additionalProperties": false,
-        "properties": {
-          "oneOf": [
-            {
-              "isPin": { "type": "boolean" },
+        "oneOf": [
+          { "required": [ "isPin" ],
+            "properties": {
+              "isPin": { "type": "boolean", "const": true },
               "name": { "type": "string" },
               "type": { "type": "string" },
               "pinName": { "type": "string" },
               "mode": { "type": "string" },
               "direction": { "type": "string" }
-            },
-            {
-              "isPixel": { "type": "boolean", "const": true }
-            },
-            {
-              "isI2C": { "type": "boolean", "const": true }
-            },
-            {
-              "isPWM": { "type": "boolean", "const": true }
-            },
-            {
-              "isServo": { "type": "boolean", "const": true }
-            },
-            {
-              "isUART": { "type": "boolean", "const": true }
-            },
-            {
-              "isDS18X20": { "type": "boolean", "const": true }
             }
-          ]
-        }
+          },
+          { "properties": {
+            "isPixel": { "type": "boolean", "const": true }
+          }},
+          { "properties": {
+            "isI2C": { "type": "boolean", "const": true }
+          }},
+          { "properties": {
+            "isPWM": { "type": "boolean", "const": true }
+          }},
+          { "properties": {
+            "isServo": { "type": "boolean", "const": true }
+          }},
+          { "properties": {
+            "isUART": { "type": "boolean", "const": true }
+          }},
+          { "properties": {
+            "isDS18X20": { "type": "boolean", "const": true }
+          }}
+        ]
       }
     }
   }