diff --git a/frontend/src/ts/test/test-logic.ts b/frontend/src/ts/test/test-logic.ts
index 9b6538001..d549ad097 100644
--- a/frontend/src/ts/test/test-logic.ts
+++ b/frontend/src/ts/test/test-logic.ts
@@ -897,7 +897,7 @@ export async function init(): Promise<void> {
     }
   }
 
-  if (Config.tapeMode !== "off" && !language.rightToLeft) {
+  if (Config.tapeMode !== "off" && language.rightToLeft === true) {
     Notifications.add("This language does not support tape mode.", 0, {
       important: true,
     });