diff --git a/nixos/modules/installer/tools/nix-fallback-paths.nix b/nixos/modules/installer/tools/nix-fallback-paths.nix
index 1cfc8ff8612e..5d431df4b114 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/cdcia67siabmj6li7vyffgv2cry86fq8-nix-2.1.3";
-  i686-linux = "/nix/store/6q3xi6y5qnsv7d62b8n00hqfxi8rs2xs-nix-2.1.3";
-  aarch64-linux = "/nix/store/2v93d0vimlm28jg0ms6v1i6lc0fq13pn-nix-2.1.3";
-  x86_64-darwin = "/nix/store/dkjlfkrknmxbjmpfk3dg4q3nmb7m3zvk-nix-2.1.3";
+  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";
 }
diff --git a/pkgs/tools/package-management/nix/default.nix b/pkgs/tools/package-management/nix/default.nix
index 4f8395ed961f..44383ee5aa1f 100644
--- a/pkgs/tools/package-management/nix/default.nix
+++ b/pkgs/tools/package-management/nix/default.nix
@@ -149,10 +149,10 @@ in rec {
   }) // { perl-bindings = nix1; };
 
   nixStable = (common rec {
-    name = "nix-2.1.3";
+    name = "nix-2.2";
     src = fetchurl {
       url = "http://nixos.org/releases/nix/${name}/${name}.tar.xz";
-      sha256 = "5d22dad058d5c800d65a115f919da22938c50dd6ba98c5e3a183172d149840a4";
+      sha256 = "63238d00d290b8a93925891fc9164439d3941e2ccc569bf7f7ca32f53c3ec0c7";
     };
   }) // { perl-bindings = perl-bindings {
     nix = nixStable;