diff --git a/packages/plugin-survey/src/index.ts b/packages/plugin-survey/src/index.ts
index 8517b0fd73..71579151be 100644
--- a/packages/plugin-survey/src/index.ts
+++ b/packages/plugin-survey/src/index.ts
@@ -101,7 +101,6 @@ class SurveyPlugin implements JsPsychPlugin<Info> {
         "--sjs-shadow-small-reset": "0px 0px 0px 0px rgba(0, 0, 0, 0.15)",
         "--sjs-shadow-medium": "0px 0px 0px 1px rgba(0, 0, 0, 0.1)",
         "--sjs-shadow-large": "0px 8px 16px 0px rgba(0, 0, 0, 0.05)",
-        "--sjs-shadow-inner": "0px 0px 0px 1px rgba(0, 0, 0, 0.15)",
         "--sjs-shadow-inner-reset": "0px 0px 0px 0px rgba(0, 0, 0, 0.15)",
         "--sjs-border-light": "rgba(0, 0, 0, 0.15)",
         "--sjs-border-default": "rgba(0, 0, 0, 0.15)",