diff --git a/specification/json/sections/cper-firmware.json b/specification/json/sections/cper-firmware.json
index 5c7126a..2003f6e 100644
--- a/specification/json/sections/cper-firmware.json
+++ b/specification/json/sections/cper-firmware.json
@@ -7,7 +7,7 @@
     "properties": {
         "errorRecordType": {
             "type": "object",
-            "$ref": "../common/cper-json-nvp.json"
+            "$ref": "./common/cper-json-nvp.json"
         },
         "revision": {
             "type": "integer"