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 a58c2c116..37f1a0f15 100644
--- a/src/main/kotlin/io/emeraldpay/dshackle/upstream/ethereum/EthereumLowerBoundBlockDetector.kt
+++ b/src/main/kotlin/io/emeraldpay/dshackle/upstream/ethereum/EthereumLowerBoundBlockDetector.kt
@@ -18,7 +18,7 @@ class EthereumLowerBoundBlockDetector(
     private val recursiveLowerBound = RecursiveLowerBound(upstream, LowerBoundType.BLOCK, setOf("No block data"))
 
     override fun period(): Long {
-        return 5
+        return 3
     }
 
     override fun internalDetectLowerBound(): Flux<LowerBoundData> {
diff --git a/src/main/kotlin/io/emeraldpay/dshackle/upstream/ethereum/EthereumLowerBoundStateDetector.kt b/src/main/kotlin/io/emeraldpay/dshackle/upstream/ethereum/EthereumLowerBoundStateDetector.kt
index 178bec3c3..53a12de53 100644
--- a/src/main/kotlin/io/emeraldpay/dshackle/upstream/ethereum/EthereumLowerBoundStateDetector.kt
+++ b/src/main/kotlin/io/emeraldpay/dshackle/upstream/ethereum/EthereumLowerBoundStateDetector.kt
@@ -45,7 +45,7 @@ class EthereumLowerBoundStateDetector(
     }
 
     override fun period(): Long {
-        return 5
+        return 3
     }
 
     override fun internalDetectLowerBound(): Flux<LowerBoundData> {