diff --git a/.changeset/purple-cougars-change.md b/.changeset/purple-cougars-change.md
new file mode 100644
index 0000000000..327190c1d6
--- /dev/null
+++ b/.changeset/purple-cougars-change.md
@@ -0,0 +1,5 @@
+---
+"@alephium/explorer": patch
+---
+
+Show avg. block time in seconds
diff --git a/apps/explorer/src/pages/HomePage/HomePage.tsx b/apps/explorer/src/pages/HomePage/HomePage.tsx
index b82e092698..c63ff12266 100644
--- a/apps/explorer/src/pages/HomePage/HomePage.tsx
+++ b/apps/explorer/src/pages/HomePage/HomePage.tsx
@@ -21,6 +21,7 @@ import { explorer } from '@alephium/web3'
 import dayjs from 'dayjs'
 import duration from 'dayjs/plugin/duration'
 import { AnimatePresence } from 'framer-motion'
+import { round } from 'lodash'
 import { useState } from 'react'
 import { useTranslation } from 'react-i18next'
 import { usePageVisibility } from 'react-page-visibility'
@@ -185,7 +186,7 @@ const HomePage = () => {
             </Card>
             <Card label={t('Avg. block time')} isLoading={avgBlockTime.isLoading}>
               <StatisticTextual
-                primary={avgBlockTime.value ? dayjs.duration(avgBlockTime.value).format('m[m] s[s]') : '-'}
+                primary={avgBlockTime.value ? `${round(avgBlockTime.value / 1000, 1)}s` : '-'}
                 secondary={t('of all shards')}
               />
             </Card>