diff --git a/pkgs/development/python-modules/rstcheck-core/default.nix b/pkgs/development/python-modules/rstcheck-core/default.nix
index 1126a61ff6ae..0a250a83fa5b 100644
--- a/pkgs/development/python-modules/rstcheck-core/default.nix
+++ b/pkgs/development/python-modules/rstcheck-core/default.nix
@@ -1,4 +1,5 @@
-{ lib
+{ stdenv
+, lib
 , buildPythonPackage
 , docutils
 , fetchFromGitHub
@@ -45,6 +46,12 @@ buildPythonPackage rec {
     pytestCheckHook
   ];
 
+  disabledTests = lib.optionals stdenv.isDarwin [
+    # Disabled until https://github.com/rstcheck/rstcheck-core/issues/19 is resolved.
+    "test_error_without_config_file_macos"
+    "test_file_1_is_bad_without_config_macos"
+  ];
+
   pythonImportsCheck = [
     "rstcheck_core"
   ];
diff --git a/pkgs/development/python-modules/rstcheck/default.nix b/pkgs/development/python-modules/rstcheck/default.nix
index 2ad2e206b6c4..22f160000830 100644
--- a/pkgs/development/python-modules/rstcheck/default.nix
+++ b/pkgs/development/python-modules/rstcheck/default.nix
@@ -1,4 +1,5 @@
-{ lib
+{ stdenv
+, lib
 , buildPythonPackage
 , docutils
 , fetchFromGitHub
@@ -53,6 +54,12 @@ buildPythonPackage rec {
     pytestCheckHook
   ];
 
+  disabledTests = lib.optionals stdenv.isDarwin [
+    # Disabled until https://github.com/rstcheck/rstcheck-core/issues/19 is resolved.
+    "test_error_without_config_file_macos"
+    "test_file_1_is_bad_without_config_macos"
+  ];
+
   pythonImportsCheck = [
     "rstcheck"
   ];