diff --git a/website/docs/maintenance/tiered-storage/overview.md b/website/docs/maintenance/tiered-storage/overview.md
index c3f15f90..8e0f251d 100644
--- a/website/docs/maintenance/tiered-storage/overview.md
+++ b/website/docs/maintenance/tiered-storage/overview.md
@@ -14,6 +14,6 @@ Fluss ensures the recent data is stored in local for higher write/read performan
What's more, since the native format of Fluss's data is optimized for real-time write/read which is inevitable unfriendly to batch analytics, Fluss also introduces a [lakehouse storage](lakehouse-storage.md) which stores the data
in the well-known open data lake format for better analytics performance. Currently, only Paimon is supported, but more kinds of data lake support are on the ways. Keep eyes on us!
-The over tiered storage architecture is shown in the following diagram:
+The overall tiered storage architecture is shown in the following diagram:
-
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+