diff --git a/ts/src/stats/buttons.ts b/ts/src/stats/buttons.ts
index f850eeb3b..7a3a6cf1a 100644
--- a/ts/src/stats/buttons.ts
+++ b/ts/src/stats/buttons.ts
@@ -166,7 +166,7 @@ export function renderButtons(
                             kind = i18n.tr(i18n.TR.STATISTICS_COUNTS_MATURE_CARDS);
                             break;
                     }
-                    return `${kind} (${totalCorrect(d).percent}%)`;
+                    return `${kind} \u200e(${totalCorrect(d).percent}%)`;
                 }) as any)
                 .tickSizeOuter(0)
         );
diff --git a/ts/src/stats/intervals.ts b/ts/src/stats/intervals.ts
index 54d65191c..10529ca77 100644
--- a/ts/src/stats/intervals.ts
+++ b/ts/src/stats/intervals.ts
@@ -117,7 +117,7 @@ export function prepareIntervalData(
         // const day = dayLabel(i18n, bin.x0!, bin.x1!);
         const interval = intervalLabel(i18n, bin.x0!, bin.x1!, bin.length);
         const total = i18n.tr(i18n.TR.STATISTICS_RUNNING_TOTAL);
-        return `${interval}<br>${total}: ${percent.toFixed(1)}%`;
+        return `${interval}<br>${total}: \u200e${percent.toFixed(1)}%`;
     }
 
     return { scale, bins, total, hoverText, colourScale, showArea: true };