diff --git a/pkgs/tools/backup/tsm-client/default.nix b/pkgs/tools/backup/tsm-client/default.nix
index 6dc75978d4a5..0bb61b695a7f 100644
--- a/pkgs/tools/backup/tsm-client/default.nix
+++ b/pkgs/tools/backup/tsm-client/default.nix
@@ -5,6 +5,7 @@
 , fetchurl
 , autoPatchelfHook
 , rpmextract
+, libxcrypt
 , openssl
 , zlib
 , lvm2  # LVM image backup and restore functions (optional)
@@ -119,6 +120,7 @@ let
       rpmextract
     ];
     buildInputs = [
+      libxcrypt
       openssl
       stdenv.cc.cc
       zlib