diff --git a/pkgs/stdenv/linux/bootstrap-files/armv5tel.nix b/pkgs/stdenv/linux/bootstrap-files/armv5tel.nix
index 37471e9ce42..c5426431b3c 100644
--- a/pkgs/stdenv/linux/bootstrap-files/armv5tel.nix
+++ b/pkgs/stdenv/linux/bootstrap-files/armv5tel.nix
@@ -1,12 +1,12 @@
 {
   busybox = import <nix/fetchurl.nix> {
-    url = http://nixos-arm.dezgeg.me/bootstrap-2017-04-13-1f32d4b4/armv5tel/busybox;
-    sha256 = "00mxas5xg2j9n1g0q0nklr0dy87qqxk0jja5qz1yi7xl7zzsnpnw";
+    url = https://hydra.nixos.org/build/112609163/download/2/busybox;
+    sha256 = "0dc5471dc6a5f69ad98eb7445f51a61e88aa5792d7a677025bf012bdb513b763";
     executable = true;
   };
 
   bootstrapTools = import <nix/fetchurl.nix> {
-    url = http://nixos-arm.dezgeg.me/bootstrap-2017-04-13-1f32d4b4/armv5tel/bootstrap-tools.tar.xz;
-    sha256 = "0fhiy9l3mbmlhpkby31c2s63bhjiqx25qqr3wdp8cb7fxz8ayx2f";
+    url = https://hydra.nixos.org/build/112609163/download/1/bootstrap-tools.tar.xz;
+    sha256 = "ca0564eca4eb944649ce10ec70859640427bf2241243af62812b163176487e02";
   };
 }
diff --git a/pkgs/stdenv/linux/bootstrap-files/armv6l.nix b/pkgs/stdenv/linux/bootstrap-files/armv6l.nix
index 44718975682..caf7df66cef 100644
--- a/pkgs/stdenv/linux/bootstrap-files/armv6l.nix
+++ b/pkgs/stdenv/linux/bootstrap-files/armv6l.nix
@@ -1,12 +1,12 @@
 {
   busybox = import <nix/fetchurl.nix> {
-    url = http://nixos-arm.dezgeg.me/bootstrap-2017-04-13-1f32d4b4/armv6l/busybox;
-    sha256 = "06n8dy8y2v28yx9ws8x64wxrvn9pszgpd299hc90nv9x21m79jzd";
+    url = https://hydra.nixos.org/build/112609441/download/2/busybox;
+    sha256 = "e6f6aecb675e924a96516f4379445dd2c0ba8b9c438fbfbaa2dc14ccce2802e0";
     executable = true;
   };
 
   bootstrapTools = import <nix/fetchurl.nix> {
-    url = http://nixos-arm.dezgeg.me/bootstrap-2017-04-13-1f32d4b4/armv6l/bootstrap-tools.tar.xz;
-    sha256 = "1gg2q3sw81vi65g1gmpvx0nnd6hxb76vlz73wfp292m90z1mym7f";
+    url = https://hydra.nixos.org/build/112609441/download/1/bootstrap-tools.tar.xz;
+    sha256 = "7a3f20def1a17ebf0edb5a92c403558429bcc2ac3d931b5e1bd88606cb217778";
   };
 }
diff --git a/pkgs/stdenv/linux/bootstrap-files/armv7l.nix b/pkgs/stdenv/linux/bootstrap-files/armv7l.nix
index b97fd9967ea..67bca39eaf6 100644
--- a/pkgs/stdenv/linux/bootstrap-files/armv7l.nix
+++ b/pkgs/stdenv/linux/bootstrap-files/armv7l.nix
@@ -1,12 +1,12 @@
 {
   busybox = import <nix/fetchurl.nix> {
-    url = http://nixos-arm.dezgeg.me/bootstrap-2017-04-13-1f32d4b4/armv7l/busybox;
-    sha256 = "187xwzsng5lpak1nanrk88y4mlydmrbhx6la00rrd6kjx376s565";
+    url = https://hydra.nixos.org/build/112609103/download/2/busybox;
+    sha256 = "566a469dac214b31e4abdb0a91d32550bab1be5858d329e1b6074eef05370ca3";
     executable = true;
   };
 
   bootstrapTools = import <nix/fetchurl.nix> {
-    url = http://nixos-arm.dezgeg.me/bootstrap-2017-04-13-1f32d4b4/armv7l/bootstrap-tools.tar.xz;
-    sha256 = "05ayki2kak3i5lw97qidd5h9jv00dmlhx9h7l771bj331yamyqdn";
+    url = https://hydra.nixos.org/build/112609103/download/1/bootstrap-tools.tar.xz;
+    sha256 = "79fa2d7722aeb856c7c9b62a3fd64b6d261fd6f6bcbac486f0a2a7d823210550";
   };
 }