diff --git a/test/webdriverio/index.ts b/test/webdriverio/index.ts
index d9999790..a01d450b 100644
--- a/test/webdriverio/index.ts
+++ b/test/webdriverio/index.ts
@@ -52,11 +52,15 @@ function getOptions() {
   const toolboxObject =
     toolbox === 'flyout' ? toolboxFlyout : toolboxCategories;
 
+  const rtlParam = params.get('rtl');
+  const rtl = !!rtlParam;
+
   return {
     scenario,
     stackConnections,
     renderer,
     toolbox: toolboxObject,
+    rtl,
   };
 }
 
@@ -67,11 +71,12 @@ function getOptions() {
  * @returns The created workspace.
  */
 function createWorkspace(): Blockly.WorkspaceSvg {
-  const {scenario, stackConnections, renderer, toolbox} = getOptions();
+  const {scenario, stackConnections, renderer, toolbox, rtl} = getOptions();
 
   const injectOptions = {
     toolbox,
     renderer,
+    rtl,
   };
   const blocklyDiv = document.getElementById('blocklyDiv');
   if (!blocklyDiv) {
diff --git a/test/webdriverio/test/test_setup.mjs b/test/webdriverio/test/test_setup.mjs
index b4c59f40..86eead28 100644
--- a/test/webdriverio/test/test_setup.mjs
+++ b/test/webdriverio/test/test_setup.mjs
@@ -121,8 +121,14 @@ function posixPath(target) {
 export const testFileLocations = {
   BASE:
     'file://' + posixPath(path.join(__dirname, '..', 'build')) + '/index.html',
+  BASE_RTL:
+    'file://' + posixPath(path.join(__dirname, '..', 'build')) + '/index.html?rtl=true',
   GERAS:
     'file://' +
     posixPath(path.join(__dirname, '..', 'build')) +
     '/index.html?renderer=geras',
+  GERAS_RTL:
+    'file://' +
+    posixPath(path.join(__dirname, '..', 'build')) +
+    '/index.html?renderer=geras&rtl=true',
 };