diff --git a/lib/systems/parse.nix b/lib/systems/parse.nix
index 2bf6d694770..be73a6d252f 100644
--- a/lib/systems/parse.nix
+++ b/lib/systems/parse.nix
@@ -104,7 +104,7 @@ rec {
     wasm32   = { bits = 32; significantByte = littleEndian; family = "wasm"; };
     wasm64   = { bits = 64; significantByte = littleEndian; family = "wasm"; };
     
-    alpha    = { bits = 64; significantBye = littleEndian; family = "alpha"; };
+    alpha    = { bits = 64; significantByte = littleEndian; family = "alpha"; };
 
     avr      = { bits = 8; family = "avr"; };
   };