diff --git a/requirements.txt b/requirements.txt
index b3df57ea..538a6dfc 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,7 @@ greenlet==0.4.16; python_version <= "3.6"
 gevent>=20.9.0; python_version >= "3.7"
 msgpack>=0.4.4
 base58
-merkletools
+merkletools @ git+https://github.com/ZeroNetX/pymerkletools.git@dev
 rsa
 PySocks>=1.6.8
 pyasn1