1 files changed, 4 insertions, 4 deletions
diff --git a/pkgs/os-specific/linux/ply/default.nix b/pkgs/os-specific/linux/ply/default.nix
index 1d98cfb0cd1..e62716e4796 100644
--- a/pkgs/os-specific/linux/ply/default.nix
+++ b/pkgs/os-specific/linux/ply/default.nix
@@ -1,13 +1,13 @@
-{ stdenv, kernel, fetchFromGitHub, autoreconfHook, yacc, flex, p7zip, rsync }:
+{ lib, stdenv, kernel, fetchFromGitHub, autoreconfHook, bison, flex, p7zip, rsync }:
 
-assert kernel != null -> stdenv.lib.versionAtLeast kernel.version "4.0";
+assert kernel != null -> lib.versionAtLeast kernel.version "4.0";
 
 let
   version = "1.0.beta1-9e810b1";
 in stdenv.mkDerivation {
   pname = "ply";
   inherit version;
-  nativeBuildInputs = [ autoreconfHook flex yacc p7zip rsync ];
+  nativeBuildInputs = [ autoreconfHook flex bison p7zip rsync ];
 
   src = fetchFromGitHub {
     owner = "iovisor";
@@ -33,7 +33,7 @@ in stdenv.mkDerivation {
     ./autogen.sh --prefix=$out
   '';
 
-  meta = with stdenv.lib; {
+  meta = with lib; {
     description = "dynamic Tracing in Linux";
     homepage = "https://wkz.github.io/ply/";
     license = [ licenses.gpl2 ];