diff --git a/pkgs/development/python-modules/kmapper/default.nix b/pkgs/development/python-modules/kmapper/default.nix
index 895e94b1db51..7208df3a28d0 100644
--- a/pkgs/development/python-modules/kmapper/default.nix
+++ b/pkgs/development/python-modules/kmapper/default.nix
@@ -22,7 +22,7 @@
   pytestCheckHook,
 }:
 
-buildPythonPackage rec {
+buildPythonPackage (finalAttrs: {
   pname = "kmapper";
   version = "2.1.0";
   pyproject = true;
@@ -30,7 +30,7 @@ buildPythonPackage rec {
   src = fetchFromGitHub {
     owner = "scikit-tda";
     repo = "kepler-mapper";
-    tag = "v${version}";
+    tag = "v${finalAttrs.version}";
     hash = "sha256-i909J0yI8v8BqGbCkcjBAdA02Io+qpILdDkojZj0wv4=";
   };
 
@@ -55,11 +55,18 @@ buildPythonPackage rec {
     pytestCheckHook
   ];
 
+  disabledTests = [
+    # UnboundLocalError: cannot access local variable 'X_blend' where it is not associated with a value
+    "test_tuple_projection"
+    "test_tuple_projection_fit"
+  ];
+
   meta = {
     description = "Python implementation of Mapper algorithm for Topological Data Analysis";
     homepage = "https://kepler-mapper.scikit-tda.org/";
-    changelog = "https://github.com/scikit-tda/kepler-mapper/releases/tag/v${version}";
+    downloadPage = "https://github.com/scikit-tda/kepler-mapper";
+    changelog = "https://github.com/scikit-tda/kepler-mapper/releases/tag/${finalAttrs.src.tag}";
     license = lib.licenses.mit;
     maintainers = [ ];
   };
-}
+})