1 files changed, 9 insertions, 0 deletions
diff --git a/nixos/modules/system/boot/binfmt.nix b/nixos/modules/system/boot/binfmt.nix
index d6c0f050486..a550ffd6320 100644
--- a/nixos/modules/system/boot/binfmt.nix
+++ b/nixos/modules/system/boot/binfmt.nix
@@ -115,6 +115,14 @@ let
       magicOrExtension = ''\x7fELF\x02\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\xf3\x00'';
       mask = ''\xff\xff\xff\xff\xff\xff\xff\x00\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff\xff'';
     };
+    wasm32-wasi = {
+      magicOrExtension = ''\x00asm'';
+      mask = ''\xff\xff\xff\xff'';
+    };
+    wasm64-wasi = {
+      magicOrExtension = ''\x00asm'';
+      mask = ''\xff\xff\xff\xff'';
+    };
     x86_64-windows = {
       magicOrExtension = ".exe";
       recognitionType = "extension";
@@ -226,6 +234,7 @@ in {
 
       emulatedSystems = mkOption {
         default = [];
+        example = [ "wasm32-wasi" "x86_64-windows" "aarch64-linux" ];
         description = ''
           List of systems to emulate. Will also configure Nix to
           support your new systems.