diff --git a/pkgs/servers/sql/mariadb/default.nix b/pkgs/servers/sql/mariadb/default.nix
index b188b2295a8..15553055457 100644
--- a/pkgs/servers/sql/mariadb/default.nix
+++ b/pkgs/servers/sql/mariadb/default.nix
@@ -48,6 +48,9 @@ common = rec { # attributes common to both builds
 
   prePatch = ''
     sed -i 's,[^"]*/var/log,/var/log,g' storage/mroonga/vendor/groonga/CMakeLists.txt
+  '' + optionalString stdenv.hostPlatform.isDarwin ''
+    substituteInPlace cmake/build_configurations/mysql_release.cmake \
+      --replace "SET(PLUGIN_AUTH_PAM YES)" ""
   '';
 
   patches = [