diff --git a/pkgs/development/libraries/czmq/default.nix b/pkgs/development/libraries/czmq/default.nix
index 3feac77896a..69b64629bd8 100644
--- a/pkgs/development/libraries/czmq/default.nix
+++ b/pkgs/development/libraries/czmq/default.nix
@@ -15,8 +15,6 @@ stdenv.mkDerivation rec {
   # Needs to be propagated for the .pc file to work
   propagatedBuildInputs = [ zeromq ];
 
-  NIX_CFLAGS_COMPILE = "-Wno-error=deprecated-declarations";
-
   meta = with stdenv.lib; {
     homepage = "http://czmq.zeromq.org/";
     description = "High-level C Binding for ZeroMQ";