diff --git a/pict-rs-proxy.nix b/pict-rs-proxy.nix
index 937ca50..d3d1439 100644
--- a/pict-rs-proxy.nix
+++ b/pict-rs-proxy.nix
@@ -1,14 +1,12 @@
 { lib
-, makeWrapper
 , nixosTests
 , protobuf
 , rustPlatform
-, stdenv
 }:
 
 rustPlatform.buildRustPackage {
   pname = "pict-rs-proxy";
-  version = "0.4.0-rc.2";
+  version = "0.5.0-alpha.0";
   src = ./.;
   cargoLock.lockFile = ./Cargo.lock;