diff --git a/src/main/kotlin/io/emeraldpay/dshackle/upstream/generic/GenericUpstream.kt b/src/main/kotlin/io/emeraldpay/dshackle/upstream/generic/GenericUpstream.kt
index f5137f454..a037c8b3c 100644
--- a/src/main/kotlin/io/emeraldpay/dshackle/upstream/generic/GenericUpstream.kt
+++ b/src/main/kotlin/io/emeraldpay/dshackle/upstream/generic/GenericUpstream.kt
@@ -289,7 +289,7 @@ open class GenericUpstream(
 //
 //        detectLowerBlock()
 //
-//        detectFinalization()
+        detectFinalization()
     }
 
     override fun stop() {