diff --git a/src/main/kotlin/io/emeraldpay/dshackle/upstream/ethereum/EthereumLowerBoundBlockDetector.kt b/src/main/kotlin/io/emeraldpay/dshackle/upstream/ethereum/EthereumLowerBoundBlockDetector.kt
index 289f56b2..7889c0fa 100644
--- a/src/main/kotlin/io/emeraldpay/dshackle/upstream/ethereum/EthereumLowerBoundBlockDetector.kt
+++ b/src/main/kotlin/io/emeraldpay/dshackle/upstream/ethereum/EthereumLowerBoundBlockDetector.kt
@@ -37,6 +37,7 @@ class EthereumLowerBoundBlockDetector(
             "no historical RPC is available for this historical", // optimism
             "historical backend error", // optimism
             "load state tree: failed to load state tree", // filecoin
+            "purged for block", // erigon
         )
     }