diff --git a/package-lock.json b/package-lock.json
index 1a8b9ccaf..d4c08b3bc 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "graphdb-workbench",
-  "version": "1.3.0-RC8",
+  "version": "1.3.0-RC9",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index 571509188..5a1e1e41b 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
     "name": "graphdb-workbench",
-    "version": "1.3.0-RC8",
+    "version": "1.3.0-RC9",
     "description": "The web application for GraphDB APIs",
     "scripts": {
         "build": "webpack --config=webpack.config.prod.js",
diff --git a/src/js/angular/similarity/controllers/similarity-list.controller.js b/src/js/angular/similarity/controllers/similarity-list.controller.js
index 204129493..5641e380d 100644
--- a/src/js/angular/similarity/controllers/similarity-list.controller.js
+++ b/src/js/angular/similarity/controllers/similarity-list.controller.js
@@ -17,9 +17,10 @@ function SimilarityCtrl($scope, $interval, toastr, $repositories, ModalService,
         return '"' + literal + '"';
     };
 
+    // TODO: Fix cases when this function is called with undefined
     const iriForQuery = function (iri) {
         // Do not put brackets on nested triples
-        if (iri.startsWith("<<") && iri.endsWith(">>")) {
+        if (iri === undefined || iri.startsWith("<<") && iri.endsWith(">>")) {
             return iri;
         }
         return '<' + iri + '>';
diff --git a/test-cypress/package-lock.json b/test-cypress/package-lock.json
index 8fb3a441b..509c5bb17 100644
--- a/test-cypress/package-lock.json
+++ b/test-cypress/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "graphdb-workbench-tests",
-  "version": "1.3.0-RC8",
+  "version": "1.3.0-RC9",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/test-cypress/package.json b/test-cypress/package.json
index e52682d8b..384547d48 100644
--- a/test-cypress/package.json
+++ b/test-cypress/package.json
@@ -1,6 +1,6 @@
 {
     "name": "graphdb-workbench-tests",
-    "version": "1.3.0-RC8",
+    "version": "1.3.0-RC9",
     "description": "Cypress tests for GraphDB workbench",
     "scripts": {
         "start": "cypress open",