diff --git a/src/ic/edit-ic.js b/src/ic/edit-ic.js
index ea9e36f..68707bd 100644
--- a/src/ic/edit-ic.js
+++ b/src/ic/edit-ic.js
@@ -106,7 +106,7 @@ class EditICDialog extends React.Component {
       description: this.props.ic.description,
       category: this.props.ic.category,
       managedexternally: false,
-      startparameterschema: this.props.ic.startparameterschema,
+      startparameterschema: this.props.ic.startparameterschema || {},
     });
   }