diff --git a/pkgs/tools/package-management/nix/default.nix b/pkgs/tools/package-management/nix/default.nix
index 6ea797ef1cb8..238e4d914139 100644
--- a/pkgs/tools/package-management/nix/default.nix
+++ b/pkgs/tools/package-management/nix/default.nix
@@ -225,7 +225,7 @@ in rec {
 
   nix = nixStable;
 
-  nixStable = nix_2_4;
+  nixStable = nix_2_5;
 
   nix_2_3 = callPackage common (rec {
     pname = "nix";