diff --git a/hosts/Haven/default.nix b/hosts/Haven/default.nix
index 3e7ee38..bf5d523 100644
--- a/hosts/Haven/default.nix
+++ b/hosts/Haven/default.nix
@@ -59,10 +59,15 @@ in
     };
   };
 
-  # Enable mdadm and Sapana (RAID 5 primary storage)
-  boot.swraid = {
-    enable = true;
-    # mdadmConf configured in nix-secrets
+  boot = {
+    # Enable mdadm for Sapana (RAID 5 primary storage)
+    swraid = {
+      enable = true;
+      # mdadmConf configured in nix-secrets
+    };
+
+    # Allow Haven to be a build target for other architectures (mainly ARM64)
+    binfmt.emulatedSystems = [ "aarch64-linux" ];
   };
 
   # Open port for OpenVPN