diff --git a/flake.nix b/flake.nix
index e3bf448..3762e49 100644
--- a/flake.nix
+++ b/flake.nix
@@ -532,6 +532,10 @@
                fakeroot pacman -U --asdeps --noconfirm  --cachedir tmp/cache --config  tmp/pacman.conf --root $out ${pkgs.lib.concatStringsSep " " (map (p: "${p}") artiq-deps-pkgs)}
                fakeroot pacman -U --noconfirm  --cachedir tmp/cache --config  tmp/pacman.conf --root $out ${msys2-artiq}/*.pkg.tar.zst ${msys2-artiq-comtools}/*.pkg.tar.zst ${msys2-pythonparser}/*.pkg.tar.zst ${msys2-sipyco}/*.pkg.tar.zst
                cp ${zadig-binary} $out/zadig.exe
+               mkdir -p $out/clang64/etc/ssl/certs
+               cp -f $out/usr/ssl/certs/ca-bundle.crt  $out/clang64/etc/ssl/certs/ca-bundle.crt
+               cp -f $out/usr/ssl/cert.pem $out/clang64/etc/ssl/cert.pem
+               cp -f $out/usr/ssl/certs/ca-bundle.trust.crt $out/clang64/etc/ssl/certs/ca-bundle.trust.crt
                rm -rf $out/mingw64* $out/clang32* $out/clangarm64* $out/mingw32* $out/ucrt64* \
                   $out/var/lib/pacman/sync/mingw64* $out/var/lib/pacman/sync/clang32* $out/var/lib/pacman/sync/clangarm64* \
                   $out/var/lib/pacman/sync/mingw32* $out/var/lib/pacman/sync/ucrt64* \