diff --git a/system/configuration.nix b/system/configuration.nix
index 451b15b..1532a9f 100644
--- a/system/configuration.nix
+++ b/system/configuration.nix
@@ -280,7 +280,7 @@
 #  ];
 
   services.mongodb = {
-    package = unstable-pkgs.mongodb-4_4;
+    package = pkgs.mongodb-4_2;
     enable = true;
     dbpath = "/tmp/mongodb";
   };