diff --git a/README.md b/README.md
index 6cc9434..93bc274 100644
--- a/README.md
+++ b/README.md
@@ -57,8 +57,8 @@ I'm working on it.
 
 | Dependencies | Version | Needed |
 | ------------ | :-----: | -----: |
-| ZeroMQ       | latest  |    yes |
-| JsonDiff     | latest  |    yes |
+| Replication       | latest  |    yes |
+
 
 
 ## Contributing
diff --git a/multi_user/__init__.py b/multi_user/__init__.py
index 795cabe..b56f7ce 100644
--- a/multi_user/__init__.py
+++ b/multi_user/__init__.py
@@ -44,7 +44,7 @@ from . import environment, utils
 
 
 DEPENDENCIES = {
-    ("replication", '0.0.20'),
+    ("replication", '0.0.21a1'),
 }