diff --git a/flake.nix b/flake.nix
index 09abc00..7e8ad1e 100644
--- a/flake.nix
+++ b/flake.nix
@@ -109,10 +109,10 @@
 
   nixConfig = {
     extra-substituters = [
-      "https://attic.dayl.in/oizys"
+      "https://nix-cache.dayl.in"
     ];
     extra-trusted-public-keys = [
-      "oizys:DSw3mwVMM/Y+PXSVpkDlU5dLwlORuiJRGPkwr5INSMc="
+      "nix-cache.dayl.in-1:lj22Sov7m1snupBz/43O1fxyEfy/S7cxBpweD7iREcs"
     ];
   };
 }
diff --git a/pkgs/oizys/src/oizys/substituters.json b/pkgs/oizys/src/oizys/substituters.json
index 02f6627..9c3bc6b 100644
--- a/pkgs/oizys/src/oizys/substituters.json
+++ b/pkgs/oizys/src/oizys/substituters.json
@@ -1,10 +1,8 @@
 {
   "extra-substituters": [
-    "https://attic.dayl.in/oizys",
     "https://nix-cache.dayl.in"
   ],
   "extra-trusted-public-keys": [
-    "oizys:DSw3mwVMM/Y+PXSVpkDlU5dLwlORuiJRGPkwr5INSMc=",
     "nix-cache.dayl.in-1:lj22Sov7m1snupBz/43O1fxyEfy/S7cxBpweD7iREcs"
   ]
 }