diff --git a/pkgs/by-name/fa/fantomas/package.nix b/pkgs/by-name/fa/fantomas/package.nix
index 8461ab3c29cf..b0e3677a9230 100644
--- a/pkgs/by-name/fa/fantomas/package.nix
+++ b/pkgs/by-name/fa/fantomas/package.nix
@@ -10,7 +10,7 @@ buildDotnetGlobalTool {
     description = "F# source code formatter";
     homepage = "https://github.com/fsprojects/fantomas";
     license = licenses.asl20;
-    platforms = platforms.linux;
+    platforms = platforms.linux ++ platforms.darwin;
     maintainers = with maintainers; [ mikaelfangel ];
     mainProgram = "fantomas";
   };