diff --git a/camel_tools/VERSION b/camel_tools/VERSION
index 0960622..c04a9c3 100644
--- a/camel_tools/VERSION
+++ b/camel_tools/VERSION
@@ -1 +1 @@
-0.4.dev4
\ No newline at end of file
+0.4.dev5
\ No newline at end of file
diff --git a/docs/source/conf.py b/docs/source/conf.py
index a4a1969..7b7ae65 100644
--- a/docs/source/conf.py
+++ b/docs/source/conf.py
@@ -29,7 +29,7 @@
 # The short X.Y version
 version = '0.4'
 # The full version, including alpha/beta/rc tags
-release = '0.4.dev4'
+release = '0.4.dev5'
 
 
 # -- General configuration ---------------------------------------------------