diff --git a/README.md b/README.md
index e304bb844..fc6386d32 100644
--- a/README.md
+++ b/README.md
@@ -13,3 +13,9 @@ $ goofys --region=ap-northeast-1 --requester-pays hl-mainnet-evm-blocks evm-bloc
 $ make install
 $ reth node --http --http.addr 0.0.0.0 --http.api eth,ots,net,web3 --ws --ws.addr 0.0.0.0 --ws.origins '*' --ws.api eth,ots,net,web3 --ingest-dir ~/evm-blocks --ws.port 8545
 ```
+
+## System Transactions Appear as Pseudo Transactions
+
+Deposit transactions from `0x222..22` to user addresses are intentionally recorded as pseudo transactions.
+This change simplifies block explorers, making it easier to track deposit timestamps.
+Ensure careful handling when indexing.