diff --git a/modules/nixos/environment/ld.nix b/modules/nixos/environment/ld.nix
index 6636588..d279d3a 100644
--- a/modules/nixos/environment/ld.nix
+++ b/modules/nixos/environment/ld.nix
@@ -15,6 +15,7 @@
       # blas
       stdenv.cc.cc
       glibc
+      opensc
       zlib
     ];
   };