diff --git a/hooks/__tests__/useMsToTime.tests.ts b/hooks/__tests__/useMsToTime.tests.ts
index ecb7552..7ab527c 100644
--- a/hooks/__tests__/useMsToTime.tests.ts
+++ b/hooks/__tests__/useMsToTime.tests.ts
@@ -25,4 +25,9 @@ describe('useMsToTime unit tests', () => {
     const minutes = useMsToTime(1335000)
     expect(minutes).toBe('22:15')
   })
+
+  it('given 6443000 ms, should return 01:47:23', () => {
+    const minutes = useMsToTime(6443000)
+    expect(minutes).toBe('01:47:23')
+  })
 })
diff --git a/hooks/useMsToTime.ts b/hooks/useMsToTime.ts
index 136c48e..2532bab 100644
--- a/hooks/useMsToTime.ts
+++ b/hooks/useMsToTime.ts
@@ -8,8 +8,15 @@ export function useMsToTime(s: number) {
   const secs = s % 60
   s = (s - secs) / 60
   const mins = s % 60
+  s = (s - mins) / 60
+  const hour = s
+  const hourString = formatToString(hour)
   const minsString = formatToString(mins)
   const secsString = formatToString(secs)
 
-  return minsString + ':' + secsString
+  if (s === 0) {
+    return minsString + ':' + secsString
+  } else {
+    return hourString + ':' + minsString + ':' + secsString
+  }
 }