diff --git a/pkgs/desktops/arcan/prio/default.nix b/pkgs/desktops/arcan/prio/default.nix
index 406aea740fc4..cc5bef3c3ef8 100644
--- a/pkgs/desktops/arcan/prio/default.nix
+++ b/pkgs/desktops/arcan/prio/default.nix
@@ -3,13 +3,13 @@
 , fetchFromGitHub
 }:
 
-stdenv.mkDerivation rec {
+stdenv.mkDerivation (finalPackages: {
   pname = "prio";
-  version = "0.pre+date=2018-09-13";
+  version = "unstable-2018-09-13";
 
   src = fetchFromGitHub {
     owner = "letoram";
-    repo = pname;
+    repo = finalPackages.pname;
     rev = "c3f97491339d15f063d6937d5f89bcfaea774dd1";
     hash = "sha256-Idv/duEYmDk/rO+TI8n+FY3VFDtUEh8C292jh12BJuM=";
   };
@@ -34,4 +34,4 @@ stdenv.mkDerivation rec {
     maintainers = with maintainers; [ AndersonTorres ];
     platforms = platforms.all;
   };
-}
+})