1 files changed, 2 insertions, 2 deletions
diff --git a/nixos/doc/manual/configuration/adding-custom-packages.section.md b/nixos/doc/manual/configuration/adding-custom-packages.section.md
index 89d329550613c..2340723e07c6b 100644
--- a/nixos/doc/manual/configuration/adding-custom-packages.section.md
+++ b/nixos/doc/manual/configuration/adding-custom-packages.section.md
@@ -44,7 +44,7 @@ environment.systemPackages =
       name = "hello-2.8";
       src = fetchurl {
         url = "mirror://gnu/hello/${name}.tar.gz";
-        sha256 = "0wqd8sjmxfskrflaxywc7gqw7sfawrfvdxd9skxawzfgyy0pzdz6";
+        hash = "sha256-5rd/gffPfa761Kn1tl3myunD8TuM+66oy1O7XqVGDXM=";
       };
     };
   in
@@ -67,7 +67,7 @@ stdenv.mkDerivation rec {
   name = "hello-2.8";
   src = fetchurl {
     url = "mirror://gnu/hello/${name}.tar.gz";
-    sha256 = "0wqd8sjmxfskrflaxywc7gqw7sfawrfvdxd9skxawzfgyy0pzdz6";
+    hash = "sha256-5rd/gffPfa761Kn1tl3myunD8TuM+66oy1O7XqVGDXM=";
   };
 }
 ```