diff --git a/src/components/Detail/InfoView.astro b/src/components/Detail/InfoView.astro
index 4bde49e..5da41b8 100644
--- a/src/components/Detail/InfoView.astro
+++ b/src/components/Detail/InfoView.astro
@@ -15,8 +15,19 @@ function formatTime(seconds) {
     return result;
 }
 
-const workTime = formatTime(re.worktime)
-const waitTime = formatTime(re.waittime)
+function formatTimeMin(minutes) {
+    if (minutes === 0) return null
+    const h = Math.floor(minutes / 60);
+    const m = minutes % 60;
+    let result = "";
+    if (h > 0) result += `${h}h`;
+    if (m > 0) result += `${m}m`;
+    if (result === "") result = "0m";
+    return result;
+}
+
+const workTime = formatTimeMin(re.worktime)
+const waitTime = formatTimeMin(re.waittime)
 ---
 
 <p class="text-white/60 text-sm mt-1 italic">{re.description}</p>