diff --git a/README.md b/README.md
index 49523da1..630fefe1 100644
--- a/README.md
+++ b/README.md
@@ -144,7 +144,7 @@ parameterMacro | MUST be a function. Function to set default value to parameters
 modelPropertyMacro | MUST be a function. Function to set default values to each property in model. Accepts one argument modelPropertyMacro(property), property is immutable
 docExpansion | Controls the default expansion setting for the operations and tags. It can be 'list' (expands only the tags), 'full' (expands the tags and operations) or 'none' (expands nothing). The default is 'list'.
 displayOperationId | Controls the display of operationId in operations list. The default is `false`.
-displayRequestDuration | Controls the display of the request duration (in milliseconds) for `Try it out` requests. The default is `false`. 
+displayRequestDuration | Controls the display of the request duration (in milliseconds) for `Try it out` requests. The default is `false`.
 
 ### Plugins
 
diff --git a/src/core/plugins/spec/selectors.js b/src/core/plugins/spec/selectors.js
index 782f502a..a67dc28b 100644
--- a/src/core/plugins/spec/selectors.js
+++ b/src/core/plugins/spec/selectors.js
@@ -1,6 +1,6 @@
 import { createSelector } from "reselect"
 import { sorters } from "core/utils"
-import { fromJS, Set, Map, List } from "immutable"
+import { fromJS, Set, Map, OrderedMap, List } from "immutable"
 
 const DEFAULT_TAG = "default"
 
@@ -187,13 +187,16 @@ export const tagDetails = (state, tag) => {
 
 export const operationsWithTags = createSelector(
   operationsWithRootInherited,
-  operations => {
+  tags,
+  (operations, tags) => {
     return operations.reduce( (taggedMap, op) => {
       let tags = Set(op.getIn(["operation","tags"]))
       if(tags.count() < 1)
         return taggedMap.update(DEFAULT_TAG, List(), ar => ar.push(op))
       return tags.reduce( (res, tag) => res.update(tag, List(), (ar) => ar.push(op)), taggedMap )
-    }, Map())
+    }, tags.reduce( (taggedMap, tag) => {
+      return taggedMap.set(tag.get("name"), List())
+    } , OrderedMap()))
   }
 )