diff --git a/src/core/plugins/spec/reducers.js b/src/core/plugins/spec/reducers.js
index bf8dadf5..bdeabc04 100644
--- a/src/core/plugins/spec/reducers.js
+++ b/src/core/plugins/spec/reducers.js
@@ -52,7 +52,7 @@ export default {
   },
 
   [VALIDATE_PARAMS]: ( state, { payload: { pathMethod, isOAS3 } } ) => {
-    let meta = state.getIn( [ "meta", "paths", ...pathMethod ] )
+    let meta = state.getIn( [ "meta", "paths", ...pathMethod ], fromJS({}) )
     let isXml = /xml/i.test(meta.get("consumes_value"))
 
     return state.updateIn( [ "resolved", "paths", ...pathMethod, "parameters" ], fromJS([]), parameters => {