diff --git a/docs/conf.py b/docs/conf.py
index 91980ad8b..98cc4016c 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -25,7 +25,7 @@ root_url = os.environ.get("DOC_ROOT_URL", "/concrete-numpy")
 root_url = root_url if root_url.endswith('/') else root_url + '/'
 
 # The full version, including alpha/beta/rc tags
-release = "0.6.0-rc3"
+release = "0.6.0-rc4"
 
 
 # -- General configuration ---------------------------------------------------
diff --git a/pyproject.toml b/pyproject.toml
index f9557c104..662102d07 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "concrete-numpy"
-version = "0.6.0-rc3"
+version = "0.6.0-rc4"
 description = "Concrete Numpy is a python package that contains the tools data scientists need to compile various numpy functions into their Fully Homomorphic Encryption (FHE) equivalents. Concrete Numpy goes on top of the Concrete Library and its Compiler."
 license = "BSD-3-Clause"
 authors = [