2 files changed, 5 insertions, 1 deletions
diff --git a/pkgs/os-specific/linux/kexectools/default.nix b/pkgs/os-specific/linux/kexectools/default.nix
index c4c5b7cc3b91..26f3d89c6628 100644
--- a/pkgs/os-specific/linux/kexectools/default.nix
+++ b/pkgs/os-specific/linux/kexectools/default.nix
@@ -22,5 +22,6 @@ stdenv.mkDerivation rec {
     homepage = http://horms.net/projects/kexec/kexec-tools;
     description = "Tools related to the kexec Linux feature";
     platforms = platforms.linux;
+    badPlatforms = platforms.riscv;
   };
 }
diff --git a/pkgs/os-specific/linux/systemd/default.nix b/pkgs/os-specific/linux/systemd/default.nix
index d0f35d6736da..7b3590e5c195 100644
--- a/pkgs/os-specific/linux/systemd/default.nix
+++ b/pkgs/os-specific/linux/systemd/default.nix
@@ -41,7 +41,10 @@ in stdenv.mkDerivation rec {
   buildInputs =
     [ linuxHeaders libcap kmod xz pam acl
       /* cryptsetup */ libuuid glib libgcrypt libgpgerror libidn2
-      libmicrohttpd kexectools libseccomp libffi audit lz4 bzip2 libapparmor
+      libmicrohttpd ] ++
+      stdenv.lib.meta.enableIfAvailable kexectools ++
+      stdenv.lib.meta.enableIfAvailable libseccomp ++
+    [ libffi audit lz4 bzip2 libapparmor
       iptables gnu-efi
       # This is actually native, but we already pull it from buildPackages
       pythonLxmlEnv