diff --git a/test/ui-tests/ui.js b/test/ui-tests/ui.js
index 6c15c01a..66b2f009 100644
--- a/test/ui-tests/ui.js
+++ b/test/ui-tests/ui.js
@@ -20,3 +20,23 @@ test('Editor - No parameters: Export button clicking', async (t) => {
     .click('#tool_export')
     .expect(Selector('#dialog_content select')).ok('Export dialog opens');
 });
+
+test('Editor - No parameters: Drag control point of arc path', async (t) => {
+  const randomOffset = () => Math.round(10 + Math.random() * 40);
+  await t
+    .click('#dialog_buttons > input[type=button][value=OK]')
+    .click('#tool_source')
+    .selectTextAreaContent('#svg_source_textarea')
+    .typeText('#svg_source_textarea', `<svg width="640" height="480" xmlns="http://www.w3.org/2000/svg">
+ <g class="layer">
+  <title>Layer 1</title>
+  <path d="m187,194a114,62 0 1 0 219,2" fill="#FF0000" stroke="#000000" stroke-width="5"/>
+ </g>
+</svg>`)
+    .click('#tool_source_save')
+    .click('#svg_1')
+    .click('#svg_1')
+    .drag('#pathpointgrip_0', randomOffset(), randomOffset(), { offsetX: 2, offsetY: 2 })
+    .drag('#pathpointgrip_1', randomOffset(), randomOffset(), { offsetX: 2, offsetY: 2 })
+    .expect(Selector('#svg_1').getAttribute('d')).notContains('NaN');
+});