diff --git a/json2mo/storedDefiniton.js b/json2mo/storedDefiniton.js
index f1c6b3b2..f283da0b 100644
--- a/json2mo/storedDefiniton.js
+++ b/json2mo/storedDefiniton.js
@@ -17,8 +17,8 @@ function parse (content, rawJson = false) {
       })
     }
   } else {
-    if (content.class_definition != null) {
-      content.class_definition.forEach(ele => {
+    if (content.stored_class_definition != null) {
+      content.stored_class_definition.forEach(ele => {
         moOutput += finalClassDefinitionParser.parse(ele, rawJson)
         moOutput += '\n'
       })
diff --git a/lib/jsonquery.js b/lib/jsonquery.js
index f4553c7d..6d7d265a 100644
--- a/lib/jsonquery.js
+++ b/lib/jsonquery.js
@@ -27,7 +27,7 @@ function simplifyModelicaJSON (model, parseMode) {
   }
   return Object.assign(
     { within },
-    { class_definition: claDefArr },
+    { stored_class_definition: claDefArr },
     { modelicaFile: model.modelicaFile },
     { fullMoFilePath: model.fullMoFilePath },
     { checksum: model.checksum })
diff --git a/lib/parser.js b/lib/parser.js
index d7414840..ad1135e6 100644
--- a/lib/parser.js
+++ b/lib/parser.js
@@ -203,7 +203,7 @@ function generateCxf (jsonOutput, moFile, tempDir, prettyPrint, generateElementa
  */
 function getInstantiatedFile (data, moFile) {
   const within = data.within
-  const claDef = data.class_definition
+  const claDef = data.stored_class_definition
   let insCla = []
   claDef.forEach(function (obj) {
     const claLis = instantiatedClass(within, obj, moFile)
diff --git a/schema-modelica.json b/schema-modelica.json
index a401d2fe..7e60a515 100644
--- a/schema-modelica.json
+++ b/schema-modelica.json
@@ -3,8 +3,14 @@
   "$id": "schema-modelica.json",
   "title": "JSON parsed Modelica file",
   "description": "Json representation of a Modelica model",
-  "$comment": "Version 2, 12/05/2022",
+  "$comment": "08/29/2024",
   "definitions": {
+    "stored_class_definitions": {
+      "description": "Stored class definitions",
+      "type": "array",
+      "additionalItems": false,
+      "items": { "$ref": "#/definitions/class_definition" }
+    }, 
     "class_definition": {
       "description": "Class definition",
       "type": "array",