diff --git a/packages/plugin-html-swipe-response/src/index.ts b/packages/plugin-html-swipe-response/src/index.ts
index 6a5a7e9e..c72fb30e 100644
--- a/packages/plugin-html-swipe-response/src/index.ts
+++ b/packages/plugin-html-swipe-response/src/index.ts
@@ -85,7 +85,7 @@ class HtmlSwipeResponsePlugin implements JsPsychPlugin {
trial(display_element: HTMLElement, trial: TrialType) {
// display stimulus
- let new_html = '' + trial.stimulus + "
";
+ let new_html = '";
// add prompt
if (trial.prompt !== null) {