diff --git a/lib/blockchain/chaindb.js b/lib/blockchain/chaindb.js
index 93fde781..377e9308 100644
--- a/lib/blockchain/chaindb.js
+++ b/lib/blockchain/chaindb.js
@@ -65,7 +65,7 @@ function ChainDB(chain) {
     db: chain.options.db,
     maxFiles: chain.options.maxFiles,
     cacheSize: chain.options.cacheSize || (32 << 20),
-    compression: false,
+    compression: true,
     bufferKeys: !util.isBrowser
   });