diff --git a/machines/router/configuration.nix b/machines/router/configuration.nix
index d44c2fc..cbc4d73 100644
--- a/machines/router/configuration.nix
+++ b/machines/router/configuration.nix
@@ -21,6 +21,11 @@ in rec {
       ipaddr = "10.0.0.8";
     };
   };
+  hardware = {
+        flash = {
+          eraseBlockSize = 131072;
+        };
+      };
 
   hardware.ubi = {
     # PLEASE remove this when using the real ROM. These are just tweaks to make tftpboot working
diff --git a/machines/router/liminix b/machines/router/liminix
index ce348f2..49cae13 160000
--- a/machines/router/liminix
+++ b/machines/router/liminix
@@ -1 +1 @@
-Subproject commit ce348f2b8ab49ab7ac46537f9bf17e651bcdd3b7
+Subproject commit 49cae130f5d49ff11a529bc0413b7c51e0d0f3b4
diff --git a/machines/router/npins/sources.json b/machines/router/npins/sources.json
index f9f5a28..52d7b9d 100644
--- a/machines/router/npins/sources.json
+++ b/machines/router/npins/sources.json
@@ -3,8 +3,8 @@
     "nixpkgs": {
       "type": "Channel",
       "name": "nixpkgs-unstable",
-      "url": "https://releases.nixos.org/nixpkgs/nixpkgs-24.05pre572676.b06ff4bf8f4a/nixexprs.tar.xz",
-      "hash": "1alh0waf9hjhxqnxwkmc6g1fq9h1m498g269yncdnhhkiglg73kx"
+      "url": "https://releases.nixos.org/nixpkgs/nixpkgs-24.05pre586231.f33dd27a47eb/nixexprs.tar.xz",
+      "hash": "15i504pd3y9r0c2fwyjwsc1j8055h20w0j2sj4ij5igvin7v3k9l"
     }
   },
   "version": 3