diff --git a/nixos/modules/installer/tools/nix-fallback-paths.nix b/nixos/modules/installer/tools/nix-fallback-paths.nix
index 35a7b382b7cf..a15a2dbadb8c 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/j8dbv5w6jl34caywh2ygdy88knx1mdf7-nix-2.3.6";
-  i686-linux = "/nix/store/9fqvbdisahqp0238vrs7wn5anpri0a65-nix-2.3.6";
-  aarch64-linux = "/nix/store/72pwn0nm9bjqx9vpi8sgh4bl6g5wh814-nix-2.3.6";
-  x86_64-darwin = "/nix/store/g37vk77m90p5zcl5nixjlzp3vqpisfn5-nix-2.3.6";
+  x86_64-linux = "/nix/store/4vz8sh9ngx34ivi0bw5hlycxdhvy5hvz-nix-2.3.7";
+  i686-linux = "/nix/store/dzxkg9lpp60bjmzvagns42vqlz3yq5kx-nix-2.3.7";
+  aarch64-linux = "/nix/store/cfvf8nl8mwyw817by5y8zd3s8pnf5m9f-nix-2.3.7";
+  x86_64-darwin = "/nix/store/5ira7xgs92inqz1x8l0n1wci4r79hnd0-nix-2.3.7";
 }
diff --git a/pkgs/tools/package-management/nix/default.nix b/pkgs/tools/package-management/nix/default.nix
index 5af539bd9177..007fda7e1551 100644
--- a/pkgs/tools/package-management/nix/default.nix
+++ b/pkgs/tools/package-management/nix/default.nix
@@ -183,10 +183,10 @@ in rec {
   nix = nixStable;
 
   nixStable = callPackage common (rec {
-    name = "nix-2.3.6";
+    name = "nix-2.3.7";
     src = fetchurl {
       url = "https://nixos.org/releases/nix/${name}/${name}.tar.xz";
-      sha256 = "05e90529c9dc9f4bf656cbceae61cafdca49935bb79cd291c8f078a095701d89";
+      sha256 = "dd8f52849414e5a878afe7e797aa4e22bab77c875d9da5a38d5f1bada704e596";
     };
 
     inherit storeDir stateDir confDir boehmgc;