diff --git a/pkgs/tools/misc/mapcidr/default.nix b/pkgs/tools/misc/mapcidr/default.nix
index d56016857f4f..d300a282af27 100644
--- a/pkgs/tools/misc/mapcidr/default.nix
+++ b/pkgs/tools/misc/mapcidr/default.nix
@@ -10,8 +10,8 @@ buildGoModule rec {
   src = fetchFromGitHub {
     owner = "projectdiscovery";
     repo = pname;
-    rev = "v${version}";
-    sha256 = "sha256-HmX4C1DXPS/14TGxKFnw/sxxp2suU6c4GC5W7ZtzjZ8=";
+    rev = "refs/tags/v${version}";
+    hash = "sha256-HmX4C1DXPS/14TGxKFnw/sxxp2suU6c4GC5W7ZtzjZ8=";
   };
 
   vendorHash = "sha256-7cB+fDYWy1Qe3apEPaUMA2+6KmMpC7ANjEgIde00Pas=";
@@ -28,6 +28,7 @@ buildGoModule rec {
       operations, it can be used both as a library and as independent CLI tool.
     '';
     homepage = "https://github.com/projectdiscovery/mapcidr";
+    changelog = "https://github.com/projectdiscovery/mapcidr/releases/tag/v${version}";
     license = licenses.mit;
     maintainers = with maintainers; [ hanemile ];
   };