diff --git a/nixos/modules/installer/tools/nix-fallback-paths.nix b/nixos/modules/installer/tools/nix-fallback-paths.nix
index 5d431df4b11..b9ab2053c41 100644
--- a/nixos/modules/installer/tools/nix-fallback-paths.nix
+++ b/nixos/modules/installer/tools/nix-fallback-paths.nix
@@ -1,6 +1,6 @@
 {
-  x86_64-linux = "/nix/store/pid1yakjasch4pwl63nzbj22z9zf0q26-nix-2.2";
-  i686-linux = "/nix/store/qpkl0cxy0xh4h432lv2qsjrmhvx5x2vy-nix-2.2";
-  aarch64-linux = "/nix/store/0jg7h94x986d8cskg6gcfza9x67spdbp-nix-2.2";
-  x86_64-darwin = "/nix/store/a48whqkmxnsfhwbk6nay74iyc1cf0lr2-nix-2.2";
+  x86_64-linux = "/nix/store/hbhdjn5ik3byg642d1m11k3k3s0kn3py-nix-2.2.2";
+  i686-linux = "/nix/store/fz5cikwvj3n0a6zl44h6l2z3cin64mda-nix-2.2.2";
+  aarch64-linux = "/nix/store/2gba4cyl4wvxzfbhmli90jy4n5aj0kjj-nix-2.2.2";
+  x86_64-darwin = "/nix/store/87i4fp46jfw9yl8c7i9gx75m5yph7irl-nix-2.2.2";
 }
diff --git a/pkgs/tools/package-management/nix/default.nix b/pkgs/tools/package-management/nix/default.nix
index d725692f405..7590a37a8e3 100644
--- a/pkgs/tools/package-management/nix/default.nix
+++ b/pkgs/tools/package-management/nix/default.nix
@@ -167,10 +167,10 @@ in rec {
   };
 
   nixStable = callPackage common rec {
-    name = "nix-2.2";
+    name = "nix-2.2.2";
     src = fetchurl {
       url = "http://nixos.org/releases/nix/${name}/${name}.tar.xz";
-      sha256 = "63238d00d290b8a93925891fc9164439d3941e2ccc569bf7f7ca32f53c3ec0c7";
+      sha256 = "f80a1b4f9837a8d33209f0b7769d5038335459ff4303eccf3e9217a9eca8594c";
     };
 
     inherit storeDir stateDir confDir boehmgc;