diff --git a/pkgs/tools/package-management/nix/default.nix b/pkgs/tools/package-management/nix/default.nix
index 3b31adf22ef7..39e546b0651e 100644
--- a/pkgs/tools/package-management/nix/default.nix
+++ b/pkgs/tools/package-management/nix/default.nix
@@ -165,14 +165,14 @@ lib.makeExtensible (
       nix_2_30 = addTests "nix_2_30" self.nixComponents_2_30.nix-everything;
 
       nixComponents_2_31 = nixDependencies.callPackage ./modular/packages.nix rec {
-        version = "2.31.0";
+        version = "2.31.1";
         inherit (self.nix_2_30.meta) maintainers teams;
         otherSplices = generateSplicesForNixComponents "nixComponents_2_31";
         src = fetchFromGitHub {
           owner = "NixOS";
           repo = "nix";
           tag = version;
-          hash = "sha256-5JYyijH2q/uQCDIZCCyQEBsZ0VPNP2SS1wgZ4+qeIWM=";
+          hash = "sha256-p7GXuu9OyQ1etTYl5egWIk2Ck7CdpXj80CqkhfE4H0c=";
         };
       };