Update website/src/pages/en/indexing/overview.mdx

Co-authored-by: Benoît Rouleau <benoit.rouleau@icloud.com>

Author: cargopete

website/src/pages/en/indexing/overview.mdx

@@ -31,7 +31,7 @@ Indexers must submit a valid POI before it becomes stale. The `maxPOIStaleness`
 
 Rewards are distributed proportionally based on curation signal and the amount of GRT allocated to each subgraph deployment.
 
-> **Note:** During the current transition period, the indexer-agent continues to recycle allocations approximately every 28 days for compatibility. A future agent version will leverage long-lived allocations natively. Check the [Graph Horizon migration guide](/en/graph-horizon/migration-guide/) for current agent requirements.
+> **Note:** During the current transition period, the indexer-agent continues to recycle allocations approximately every 28 days for compatibility. A future agent version will leverage long-lived allocations natively. Check the [Graph Horizon migration guide](/graph-horizon/migration-guide/) for current agent requirements.
 
 Numerous tools have been created by the community for calculating rewards; you'll find a collection of them organized in the [Community Guides collection](https://www.notion.so/Community-Guides-abbb10f4dba040d5ba81648ca093e70c). You can also find an up to date list of tools in the #Delegators and #Indexers channels on the [Discord server](https://discord.gg/graphprotocol). Here we link a [recommended allocation optimiser](https://github.com/graphprotocol/allocation-optimizer) integrated with the indexer software stack.