diff --git a/nixos/modules/installer/tools/nix-fallback-paths.nix b/nixos/modules/installer/tools/nix-fallback-paths.nix
index 31aeaad80d60..dfafda77cb56 100644
--- a/nixos/modules/installer/tools/nix-fallback-paths.nix
+++ b/nixos/modules/installer/tools/nix-fallback-paths.nix
@@ -1,7 +1,7 @@
 {
-  x86_64-linux = "/nix/store/67amfijcvhqfgz4bwf2izsvbnklwjbvk-nix-2.6.0";
-  i686-linux = "/nix/store/kinl99f619b2xsma4qnzhidbp65axyzm-nix-2.6.0";
-  aarch64-linux = "/nix/store/8zpm63nn7k4n1alp9a0fcilpgc8j014z-nix-2.6.0";
-  x86_64-darwin = "/nix/store/hw5v03wnc0k1pwgiyhblwlxb1fx5zyx8-nix-2.6.0";
-  aarch64-darwin = "/nix/store/669p1vjnzi56fib98qczwlaglcwcnip4-nix-2.6.0";
+  x86_64-linux = "/nix/store/0n2wfvi1i3fg97cjc54wslvk0804y0sn-nix-2.7.0";
+  i686-linux = "/nix/store/4p27c1k9z99pli6x8cxfph20yfyzn9nh-nix-2.7.0";
+  aarch64-linux = "/nix/store/r9yr8ijsb0gi9r7y92y3yzyld59yp0kj-nix-2.7.0";
+  x86_64-darwin = "/nix/store/hyfj5imsd0c4amlcjpf8l6w4q2draaj3-nix-2.7.0";
+  aarch64-darwin = "/nix/store/9l96qllhbb6xrsjaai76dn74ap7rq92n-nix-2.7.0";
 }
diff --git a/pkgs/tools/package-management/nix/default.nix b/pkgs/tools/package-management/nix/default.nix
index e080a57dc658..404982ee2e8b 100644
--- a/pkgs/tools/package-management/nix/default.nix
+++ b/pkgs/tools/package-management/nix/default.nix
@@ -62,7 +62,12 @@ in lib.makeExtensible (self: {
     sha256 = "sha256-E9iQ7f+9Z6xFcUvvfksTEfn8LsDfzmwrcRBC//5B3V0=";
   };
 
-  stable = self.nix_2_6;
+  nix_2_7 = common {
+    version = "2.7.0";
+    sha256 = "sha256-m8tqCS6uHveDon5GSro5yZor9H+sHeh+v/veF1IGw24=";
+  };
+
+  stable = self.nix_2_7;
 
   unstable = lib.lowPrio (common rec {
     version = "2.7";