diff --git a/graphql/schema/schema.js b/graphql/schema/schema.js
index acc1c98..5e33891 100644
--- a/graphql/schema/schema.js
+++ b/graphql/schema/schema.js
@@ -63,6 +63,23 @@ const RootQuery = new GraphQLObjectType({
   }
 });
 
+const mutation = new GraphQLObjectType({
+  name: 'Mutation',
+  fields: {
+    addUser: {
+      type: UserType,
+      args: {
+        firstName: { type: GraphQLString },
+        age: { type: GraphQLInt },
+        companyId: { type: GraphQLString }
+      },
+      resolve() {
+
+      }
+    }
+  }
+});
+
 module.exports = new GraphQLSchema({
   query: RootQuery
 });