diff --git a/pkgs/development/tools/cbfmt/default.nix b/pkgs/development/tools/cbfmt/default.nix
index 09471b76ef52..17340d7a7a76 100644
--- a/pkgs/development/tools/cbfmt/default.nix
+++ b/pkgs/development/tools/cbfmt/default.nix
@@ -1,4 +1,4 @@
-{ lib, rustPlatform, fetchFromGitHub, testers, cbfmt }:
+{ lib, rustPlatform, fetchFromGitHub, stdenv, testers, cbfmt }:
 
 rustPlatform.buildRustPackage rec {
   pname = "cbfmt";
@@ -13,6 +13,9 @@ rustPlatform.buildRustPackage rec {
 
   cargoSha256 = "sha256-6oZCpjQ8t/QLFhEtF7td8KGI/kFE04pg7OELutsrJKo=";
 
+  # Work around https://github.com/NixOS/nixpkgs/issues/166205.
+  env = lib.optionalAttrs stdenv.cc.isClang { NIX_LDFLAGS = "-l${stdenv.cc.libcxx.cxxabi.libName}"; };
+
   passthru.tests.version = testers.testVersion {
     package = cbfmt;
   };