diff --git a/lib/actions/FunctionRun.js b/lib/actions/FunctionRun.js
index 4459ca3c2..6ad1714ea 100644
--- a/lib/actions/FunctionRun.js
+++ b/lib/actions/FunctionRun.js
@@ -119,6 +119,9 @@ module.exports = function(S) {
       // Missing function
       if (!this.function) return BbPromise.reject(new SError(`Function ${this.evt.options.name} does not exist in your project.`));
 
+      // load event data if not it not present already
+      if (this.evt.data.event) return BbPromise.resolve();
+
       return this._getEventFromStdIn()
         .then(event => event || S.utils.readFile(this.function.getRootPath('event.json')))
         .then(event => this.evt.data.event = event);