diff --git a/Cargo.lock b/Cargo.lock
index 68dff0a..21a3cf5 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -145,7 +145,7 @@ checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
 
 [[package]]
 name = "chirpstack-packet-multiplexer"
-version = "4.0.0"
+version = "4.0.0-test.1"
 dependencies = [
  "anyhow",
  "axum",
diff --git a/Cargo.toml b/Cargo.toml
index cae6955..55a4172 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -3,7 +3,7 @@
   description = "ChirpStack Packet Multiplexer"
   repository = "https://github.com/brocaar/chirpstack-package-multiplexer/"
   license = "MIT"
-  version = "4.0.0"
+  version = "4.0.0-test.1"
   authors = ["Orne Brocaar <info@brocaar.com>"]
   edition = "2021"
   publish = false