Try #1583:

iohk-bors[bot] · web-flow · commit d39d2878b3ab · 2022-08-12T00:54:16.000Z
diff --git a/docs/tutorials/getting-started-flakes.md b/docs/tutorials/getting-started-flakes.md
@@ -97,7 +97,7 @@ Add `flake.nix`:
       };
     in flake // {
       # Built by `nix build .`
-      defaultPackage = flake.packages."hello:exe:hello";
+      packages.${system}.default = flake.packages."hello:exe:hello";
     });
 }
 ```
diff --git a/flake.nix b/flake.nix
@@ -137,7 +137,7 @@
 
       packages = ((self.internal.compat { inherit system; }).hix).apps;
 
-      devShell = with self.legacyPackages.${system};
+      devShells.${system}.default = with self.legacyPackages.${system};
         mkShell {
           buildInputs = [
             nixUnstable

Original file line number	Diff line number	Diff line change
@@ -97,7 +97,7 @@ Add `flake.nix`:
`97`	`97`	`};`
`98`	`98`	`in flake // {`
`99`	`99`	# Built by `nix build .`
`100`		`- defaultPackage = flake.packages."hello:exe:hello";`
	`100`	`+ packages.${system}.default = flake.packages."hello:exe:hello";`
`101`	`101`	`});`
`102`	`102`	`}`
`103`	`103`	```