diff --git a/pyproject.toml b/pyproject.toml
index f860d358..744b3570 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "pyzeebe"
-version = "4.0.0rc5"
+version = "4.0.0rc6"
 description = "Zeebe client api"
 authors = ["Jonatan Martens <jonatanmartenstav@gmail.com>"]
 license = "MIT"