diff --git a/swarm/storage/dpa.go b/swarm/storage/dpa.go
index 3a10f0b860..9e7b6e9460 100644
--- a/swarm/storage/dpa.go
+++ b/swarm/storage/dpa.go
@@ -35,9 +35,9 @@ implementation for storage or retrieval.
 */
 
 const (
-	defaultLDBCapacity                = 50000 // capacity for LevelDB
-	defaultCacheCapacity              = 500   // capacity for in-memory chunks' cache
-	defaultChunkRequestsCacheCapacity = 50000 // capacity for container holding outgoing requests for chunks. should be set to LevelDB capacity
+	defaultLDBCapacity                = 5000000 // capacity for LevelDB, by default 5*10^6*4096 bytes == 20GB
+	defaultCacheCapacity              = 500     // capacity for in-memory chunks' cache
+	defaultChunkRequestsCacheCapacity = 5000000 // capacity for container holding outgoing requests for chunks. should be set to LevelDB capacity
 )
 
 var (