diff --git a/nixos/modules/installer/tools/nix-fallback-paths.nix b/nixos/modules/installer/tools/nix-fallback-paths.nix
index ddc624a77de9..d73d67ef4728 100644
--- a/nixos/modules/installer/tools/nix-fallback-paths.nix
+++ b/nixos/modules/installer/tools/nix-fallback-paths.nix
@@ -1,5 +1,5 @@
 {
-  x86_64-linux = "/nix/store/m8z91vpfxyszhjpq4wl8m1zwlqik4fkn-nix-1.11.5";
-  i686-linux = "/nix/store/vk71likl32igqg6apqsj52ln3vhkq1pa-nix-1.11.5";
-  x86_64-darwin = "/nix/store/qfwm0b5qkr8v8gsv9dh2z3arky9p1myg-nix-1.11.5";
+  x86_64-linux = "/nix/store/qdkzm17csr24snk247a1s0c47ikq5sl6-nix-1.11.6";
+  i686-linux = "/nix/store/hiwp53747lxlniqy5wpbql5izjrs8z0z-nix-1.11.6";
+  x86_64-darwin = "/nix/store/hca2hqcvwncf23hiqyqgwbsdy8vvl9xv-nix-1.11.6";
 }
diff --git a/pkgs/tools/package-management/nix/default.nix b/pkgs/tools/package-management/nix/default.nix
index 5bfb0b45c1ba..069eab421ec8 100644
--- a/pkgs/tools/package-management/nix/default.nix
+++ b/pkgs/tools/package-management/nix/default.nix
@@ -103,10 +103,10 @@ in rec {
   nix = nixStable;
 
   nixStable = common rec {
-    name = "nix-1.11.5";
+    name = "nix-1.11.6";
     src = fetchurl {
       url = "http://nixos.org/releases/nix/${name}/${name}.tar.xz";
-      sha256 = "272361d091c735b0e80627fa23fb7c600957472301dd7e54d237069452f3addb";
+      sha256 = "e729d55a9276756108a56bc1cbe2e182ee2e4be2b59b1c77d5f0e3edd879b2a3";
     };
   };