diff --git a/pkgs/by-name/od/odhcp6c/package.nix b/pkgs/by-name/od/odhcp6c/package.nix
index 2ddedb629ebb..a149d7597435 100644
--- a/pkgs/by-name/od/odhcp6c/package.nix
+++ b/pkgs/by-name/od/odhcp6c/package.nix
@@ -18,6 +18,9 @@ stdenv.mkDerivation (finalAttrs: {
     hash = "sha256-IDBbVWs017JcrApJ3s8fjEQghWCwrK1d+E6Wp5eHNX4=";
   };
 
+  # fix build w/ glibc-2.44
+  env.NIX_CFLAGS_COMPILE = "-Wno-error=discarded-qualifiers";
+
   nativeBuildInputs = [ cmake ];
   buildInputs = [ libubox ];