diff --git a/CHANGES.txt b/CHANGES.txt
index 39c78df..98d02c1 100644
--- a/CHANGES.txt
+++ b/CHANGES.txt
@@ -1,7 +1,9 @@
-1.0.0
+0.4.1
 -----
 
 Added Raspberry pi 3 compute module to device detection
+Fix for delayed packet issue
+Preliminary support for Python3
 
 0.4.0
 -----
diff --git a/dataplicity/_version.py b/dataplicity/_version.py
index 5becc17..3d26edf 100644
--- a/dataplicity/_version.py
+++ b/dataplicity/_version.py
@@ -1 +1 @@
-__version__ = "1.0.0"
+__version__ = "0.4.1"
diff --git a/requirements.txt b/requirements.txt
index d45cce6..8bf39ac 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-websocket-client==0.37.0
+dataplicity-websocket-client==0.41.0
 backports.ssl-match-hostname==3.4.0.2
 enum34==1.1.6
 six==1.10.0