diff --git a/pkgs/servers/samba/4.x.nix b/pkgs/servers/samba/4.x.nix
index 4a76fd22c93c..f5276e104faa 100644
--- a/pkgs/servers/samba/4.x.nix
+++ b/pkgs/servers/samba/4.x.nix
@@ -131,6 +131,7 @@ stdenv.mkDerivation rec {
   wafConfigureFlags = [
     "--with-static-modules=NONE"
     "--with-shared-modules=ALL"
+    "--with-libunwind"
     "--enable-fhs"
     "--sysconfdir=/etc"
     "--localstatedir=/var"