diff --git a/modules/hosts/darwin/default.nix b/modules/hosts/darwin/default.nix
index 8cb4d8e..02615a8 100644
--- a/modules/hosts/darwin/default.nix
+++ b/modules/hosts/darwin/default.nix
@@ -117,11 +117,13 @@
         "https://cache.nixos.org" # default one
         "https://cache.flox.dev"
         "https://cache.thalheim.io"
+        "https://nix-community.cachix.org"
       ];
       trusted-public-keys = [
         "cache.nixos.org-1:6NCHdD59X431o0gWypbMrAURkbJ16ZPMQFGspcDShjY=" # default one
         "flox-cache-public-1:7F4OyH7ZCnFhcze3fJdfyXYLQw/aV7GEed86nQ7IsOs="
         "cache.thalheim.io-1:R7msbosLEZKrxk/lKxf9BTjOOH7Ax3H0Qj0/6wiHOgc="
+        "nix-community.cachix.org-1:mB9FSh9qf2dCimDSUo8Zy7bkq5CX+/rkCWyvRCUSDs="
       ];
       trusted-users = [
         "@admin"
diff --git a/modules/hosts/nixos/default.nix b/modules/hosts/nixos/default.nix
index 485afff..ba3c4d6 100644
--- a/modules/hosts/nixos/default.nix
+++ b/modules/hosts/nixos/default.nix
@@ -64,12 +64,14 @@
       "https://cache.flox.dev"
       "https://cache.thalheim.io"
       "https://cosmic.cachix.org/"
+      "https://nix-community.cachix.org"
     ];
     trusted-public-keys = [
       "cache.nixos.org-1:6NCHdD59X431o0gWypbMrAURkbJ16ZPMQFGspcDShjY=" # default one
       "cache.thalheim.io-1:R7msbosLEZKrxk/lKxf9BTjOOH7Ax3H0Qj0/6wiHOgc="
       "cosmic.cachix.org-1:Dya9IyXD4xdBehWjrkPv6rtxpmMdRel02smYzA85dPE="
       "flox-cache-public-1:7F4OyH7ZCnFhcze3fJdfyXYLQw/aV7GEed86nQ7IsOs="
+      "nix-community.cachix.org-1:mB9FSh9qf2dCimDSUo8Zy7bkq5CX+/rkCWyvRCUSDs="
     ];
     trusted-users = [ "${username}" ];
   };