diff --git a/pkgs/development/misc/or1k/newlib.nix b/pkgs/development/misc/or1k/newlib.nix
index fb265b726f40..b45cf4fe96ee 100644
--- a/pkgs/development/misc/or1k/newlib.nix
+++ b/pkgs/development/misc/or1k/newlib.nix
@@ -6,7 +6,9 @@
 }:
 
 stdenvNoLibc.mkDerivation {
-  name = "newlib";
+  pname = "or1k-newlib";
+  version = "0-unstable-2018-11-05";
+
   src = fetchFromGitHub {
     owner = "openrisc";
     repo = "newlib";