diff --git a/python/requirements.txt b/python/requirements.txt
index da856e3..fe3f198 100644
--- a/python/requirements.txt
+++ b/python/requirements.txt
@@ -1,3 +1,3 @@
 confini~=0.3.6rc3
-crypto-dev-signer~=0.4.14a5
-chainlib~=0.0.1a29
+crypto-dev-signer~=0.4.14a9
+chainlib~=0.0.1a34