diff --git a/frontend/src/passagesPanel.tsx b/frontend/src/passagesPanel.tsx
index 04973ed..8369aa5 100644
--- a/frontend/src/passagesPanel.tsx
+++ b/frontend/src/passagesPanel.tsx
@@ -74,7 +74,7 @@ const TtwPassage: VoidComponent<{
 
 		const refTs = passage !== undefined ? (passage.expectedDepartTs !== null ? passage.expectedDepartTs : passage.expectedArrivalTs) : 0;
 		const ttwSec = refTs - (getTime(dateNow()) / 1000);
-		const ttwRepr = ttwSec < 3600 ? `${Math.floor(ttwSec / 60)} min` : format(refTs * 1000, "HH:mm");
+		const ttwRepr = ttwSec < 3600 ? `${Math.floor(ttwSec / 60).toString().padStart(2, "0")} min` : format(refTs * 1000, "HH:mm");
 		const isApproaching = ttwSec <= 60;
 
 		const text = <svg class={styles.passage} viewBox={`0 0 215 ${props.fontSize}`}>