diff --git a/pkgs/applications/graphics/unigine-superposition/default.nix b/pkgs/applications/graphics/unigine-superposition/default.nix
index c1bd6e8c12f7..00e4903f8a09 100644
--- a/pkgs/applications/graphics/unigine-superposition/default.nix
+++ b/pkgs/applications/graphics/unigine-superposition/default.nix
@@ -37,7 +37,7 @@ let
 
     src = fetchurl {
       url = "https://assets.unigine.com/d/Unigine_Superposition-${version}.run";
-      sha256 = "12hzlz792pf8pvxf13fww3qhahqzwzkxq9q3mq20hbhvaphbg7nd";
+      hash = "sha256-dJThxzv1nvIWFRPV1cudm/+9hHmSnUl2rFO2lV3lgPg=";
     };
 
     nativeBuildInputs = [