diff --git a/maintainers/maintainer-list.nix b/maintainers/maintainer-list.nix
index a0df938571f17..f4c6f9b0800e3 100644
--- a/maintainers/maintainer-list.nix
+++ b/maintainers/maintainer-list.nix
@@ -15243,12 +15243,6 @@
     github = "niklaskorz";
     githubId = 590517;
   };
-  NikolaMandic = {
-    email = "nikola@mandic.email";
-    github = "NikolaMandic";
-    githubId = 4368690;
-    name = "Ratko Mladic";
-  };
   nikstur = {
     email = "nikstur@outlook.com";
     name = "nikstur";
diff --git a/pkgs/development/python-modules/keras/default.nix b/pkgs/development/python-modules/keras/default.nix
index 9ee9110ef092e..bb5a0bdc2ed44 100644
--- a/pkgs/development/python-modules/keras/default.nix
+++ b/pkgs/development/python-modules/keras/default.nix
@@ -63,6 +63,6 @@ buildPythonPackage rec {
     homepage = "https://keras.io";
     changelog = "https://github.com/keras-team/keras/releases/tag/v${version}";
     license = lib.licenses.mit;
-    maintainers = with lib.maintainers; [ NikolaMandic ];
+    maintainers = with lib.maintainers; [ ];
   };
 }