diff --git a/specification/json/sections/cper-pcie.json b/specification/json/sections/cper-pcie.json
index 5521e2b..05e6dad 100644
--- a/specification/json/sections/cper-pcie.json
+++ b/specification/json/sections/cper-pcie.json
@@ -37,7 +37,7 @@
         },
         "portType": {
             "type": "object",
-            "$ref": "../common/cper-json-nvp.json"
+            "$ref": "./common/cper-json-nvp.json"
         },
         "version": {
             "type": "object",