diff --git a/lua/mason-conform/mapping.lua b/lua/mason-conform/mapping.lua
index 56b8a55..a19c417 100644
--- a/lua/mason-conform/mapping.lua
+++ b/lua/mason-conform/mapping.lua
@@ -74,7 +74,7 @@ M.conform_to_package = {
     -- nixfmt
     ["nixpkgs_fmt"] = "nixpkgs-fmt",
     ["ocamlformat"] = "ocamlformat",
-    -- opa_fmt
+    ["opa_fmt"] = "opa",
     -- packer_fmt
     -- pangu
     -- perlimports