diff --git a/requirements.txt b/requirements.txt
index be6b340..a3c16c7 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 chainlib-eth>=0.1.0b4,<=0.1.0
 chainlib>=0.1.0b1,<=0.1.0
-chainsyncer~=0.2.0
+chainsyncer~=0.3.0
 eth-erc20~=0.2.0
 leveldir~=0.3.0
 eth-cache~=0.1.0