diff --git a/pkgs/development/python-modules/geodatasets/default.nix b/pkgs/development/python-modules/geodatasets/default.nix
index 6fb9f9b65af8..acb1ac1c4716 100644
--- a/pkgs/development/python-modules/geodatasets/default.nix
+++ b/pkgs/development/python-modules/geodatasets/default.nix
@@ -12,14 +12,14 @@
 
 buildPythonPackage rec {
   pname = "geodatasets";
-  version = "2026.1.0";
+  version = "2026.5.0";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "geopandas";
     repo = "geodatasets";
     tag = version;
-    hash = "sha256-fLhlXuqcArMb0PtFCKKqL78Z5A/j33Fzov8fg7PGvaQ=";
+    hash = "sha256-6RaWZOp5V5gc/vY3tZsXDNnDmUYnhmZFpto0pa6uMNg=";
   };
 
   build-system = [ setuptools-scm ];
diff --git a/pkgs/development/python-modules/mapclassify/default.nix b/pkgs/development/python-modules/mapclassify/default.nix
index b5c1fabea97a..3700e9a85473 100644
--- a/pkgs/development/python-modules/mapclassify/default.nix
+++ b/pkgs/development/python-modules/mapclassify/default.nix
@@ -1,5 +1,6 @@
 {
   lib,
+  stdenv,
   buildPythonPackage,
   fetchFromGitHub,
   pytestCheckHook,
@@ -56,6 +57,33 @@ buildPythonPackage rec {
     # depends on remote datasets
     "test_legendgram_map"
     "test_legendgram_most_recent_cmap"
+  ]
+  ++ lib.optionals stdenv.hostPlatform.isDarwin [
+    # RuntimeError: *** -[__NSPlaceholderArray initWithObjects:count:]: attempt to insert nil object from objects[1]
+    "test_legendgram_returns_axis"
+    "test_legendgram_standalone"
+    "test_legendgram_inset_false"
+    "test_legendgram_clip"
+    "test_legendgram_tick_params"
+    "test_legendgram_frameon"
+    "test_legendgram_default"
+    "test_legendgram_vlines"
+    "test_legendgram_cmap"
+    "test_legendgram_cmap_class"
+    "test_legendgram_position"
+    "test_legendgram_kwargs"
+    "test_histogram_plot"
+    "test_histogram_plot_despine"
+    "test_histogram_plot_linewidth"
+    "test_no_classify_default"
+    "test_pass_in_ax"
+    "test_classify_xy_redblue"
+    "test_divergent_revert_alpha_min_alpha"
+    "test_userdefined_colors"
+    "test_shifted_colormap"
+    "test_truncated_colormap"
+    "test_legend"
+    "test_legend_kwargs"
   ];
 
   pythonImportsCheck = [ "mapclassify" ];