diff --git a/modules/common.nix b/modules/common.nix
index 6400120..5afec68 100755
--- a/modules/common.nix
+++ b/modules/common.nix
@@ -5,8 +5,8 @@
   nix.settings = {
     experimental-features = [ "nix-command" "flakes" ];
     substituters = [
+      "https://nixcache.shelvacu.com"
       "https://fossar.cachix.org"
-      # "https://nixcache.shelvacu.com"
     ];
     trusted-public-keys = [
       "fossar.cachix.org-1:Zv6FuqIboeHPWQS7ysLCJ7UT7xExb4OE8c4LyGb5AsE="