diff --git a/blocksync/pool.go b/blocksync/pool.go
index 9a95fe5621..bf0788c22c 100644
--- a/blocksync/pool.go
+++ b/blocksync/pool.go
@@ -40,7 +40,7 @@ const (
 	//
 	// Assuming a DSL connection (not a good choice) 128 Kbps (upload) ~ 15 KB/s,
 	// sending data across atlantic ~ 7.5 KB/s.
-	minRecvRate = 7680
+	minRecvRate = 768000 // 750 KB/s
 
 	// Maximum difference between current and new block's height.
 	maxDiffBetweenCurrentAndReceivedBlockHeight = 100
diff --git a/blocksync/reactor.go b/blocksync/reactor.go
index 629fbbedc4..286ee0abbc 100644
--- a/blocksync/reactor.go
+++ b/blocksync/reactor.go
@@ -81,7 +81,7 @@ func NewReactorWithOfflineStateSync(state sm.State, blockExec *sm.BlockExecutor,
 	}
 	requestsCh := make(chan BlockRequest, maxTotalRequesters)
 
-	const capacity = 1000                          // must be bigger than peers count
+	const capacity = 2000                          // must be bigger than peers count
 	errorsCh := make(chan peerError, capacity)     // so we don't block in #Receive#pool.AddBlock
 	appHashErrorsCh := make(chan p2p.AppHashError) // create an unbuffered channel to stream appHash errors