diff --git a/index.html b/index.html
index 45fde48..10a8ab7 100644
--- a/index.html
+++ b/index.html
@@ -1017,7 +1017,7 @@
                 if (e.target.classList.contains('result-label')) {
                     const formula = e.target.getAttribute('data-formula');
                     if (formula) {
-                        showTooltip(e.target, `Formula: ${formula}`);
+                        showTooltip(e.target, `Formel: ${formula}`);
                     }
                 } else if (e.target.classList.contains('result-value')) {
                     const formula = e.target.getAttribute('data-result-formula');