diff --git a/pkgs/games/steam/fhsenv.nix b/pkgs/games/steam/fhsenv.nix
index a6734b640638..fd0b77ec6e31 100644
--- a/pkgs/games/steam/fhsenv.nix
+++ b/pkgs/games/steam/fhsenv.nix
@@ -168,6 +168,7 @@ in buildFHSEnv rec {
     libcaca
     libcanberra
     libgcrypt
+    libunwind
     libvpx
     librsvg
     xorg.libXft