diff --git a/pkgs/by-name/xy/xygrib/package.nix b/pkgs/by-name/xy/xygrib/package.nix
index ecac076e3eed..0d75836e8cb0 100644
--- a/pkgs/by-name/xy/xygrib/package.nix
+++ b/pkgs/by-name/xy/xygrib/package.nix
@@ -19,7 +19,7 @@ stdenv.mkDerivation {
     owner = "opengribs";
     repo = "XyGrib";
     rev = "88c425ca2d7f4ba5d7ab75bfa25e177bee02d310";
-    sha256 = "sha256-qMMeRYIQqJpVRE3YjbXIiXHwS/CHs9l2QihszwQIr/A=";
+    hash = "sha256-qMMeRYIQqJpVRE3YjbXIiXHwS/CHs9l2QihszwQIr/A=";
   };
 
   nativeBuildInputs = [