diff --git a/pkgs/by-name/do/dosfstools/package.nix b/pkgs/by-name/do/dosfstools/package.nix
index a647a51f4a81..225f072598b9 100644
--- a/pkgs/by-name/do/dosfstools/package.nix
+++ b/pkgs/by-name/do/dosfstools/package.nix
@@ -17,8 +17,8 @@ stdenv.mkDerivation (finalAttrs: {
   src = fetchFromGitHub {
     owner = "dosfstools";
     repo = "dosfstools";
-    rev = "v${finalAttrs.version}";
-    sha256 = "sha256-2gxB0lQixiHOHw8uTetHekaM57fvUd9zOzSxWnvUz/c=";
+    tag = "v${finalAttrs.version}";
+    hash = "sha256-2gxB0lQixiHOHw8uTetHekaM57fvUd9zOzSxWnvUz/c=";
   };
 
   patches = [