1 files changed, 2 insertions, 2 deletions
diff --git a/nixpkgs/pkgs/applications/science/electronics/tkgate/1.x.nix b/nixpkgs/pkgs/applications/science/electronics/tkgate/1.x.nix
index 9bb04a3189ef..5a46e8f63840 100644
--- a/nixpkgs/pkgs/applications/science/electronics/tkgate/1.x.nix
+++ b/nixpkgs/pkgs/applications/science/electronics/tkgate/1.x.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchurl, tcl, tk, libX11, glibc, which, yacc, flex, imake, xorgproto, gccmakedep }:
+{ lib, stdenv, fetchurl, tcl, tk, libX11, glibc, which, bison, flex, imake, xorgproto, gccmakedep }:
 
 let
   libiconvInc = lib.optionalString stdenv.isLinux "${glibc.dev}/include";
@@ -12,7 +12,7 @@ stdenv.mkDerivation rec {
     sha256 = "1pqywkidfpdbj18i03h97f4cimld4fb3mqfy8jjsxs12kihm18fs";
   };
 
-  nativeBuildInputs = [ which yacc flex imake gccmakedep ];
+  nativeBuildInputs = [ which bison flex imake gccmakedep ];
   buildInputs = [ tcl tk libX11 xorgproto ];
   dontUseImakeConfigure = true;