diff --git a/terraform/hydra-projects.tf b/terraform/hydra-projects.tf
index 0507c54..70d2437 100644
--- a/terraform/hydra-projects.tf
+++ b/terraform/hydra-projects.tf
@@ -43,23 +43,6 @@ resource "hydra_project" "emacs_overlay" {
   }
 }
 
-# Currently unmaintained:
-#resource "hydra_project" "nix_data" {
-#  name         = "nix-data"
-#  display_name = "nix-data"
-#  description  = "Standard set of packages and overlays for data-scientists"
-#  homepage     = "https://github.com/nix-community/nix-data"
-#  owner        = "admin"
-#  enabled      = true
-#  visible      = true
-#
-#  declarative {
-#    file = "spec.json"
-#    type = "git"
-#    value = "https://github.com/nix-community/nix-data"
-#  }
-#}
-
 resource "hydra_project" "simple_nixos_mailserver" {
   name         = "simple-nixos-mailserver"
   display_name = "Simple NixOS MailServer"
@@ -75,37 +58,3 @@ resource "hydra_project" "simple_nixos_mailserver" {
     value = "https://gitlab.com/simple-nixos-mailserver/nixos-mailserver"
   }
 }
-
-# Currently unmaintained:
-#resource "hydra_project" "redoxpkgs" {
-#  name         = "redoxpkgs"
-#  display_name = "Redoxpkgs"
-#  description  = "Packages for Redox"
-#  homepage     = "https://github.com/nix-community/redoxpkgs"
-#  owner        = "admin"
-#  enabled      = true
-#  visible      = true
-#
-#  declarative {
-#    file = ".hydra/spec.json"
-#    type = "git"
-#    value = "https://github.com/nix-community/redoxpkgs"
-#  }
-#}
-
-# Currently unmaintained:
-#resource "hydra_project" "rust_for_linux" {
-#  name         = "rust-for-linux"
-#  display_name = "Rust For Linux"
-#  description  = "Linux Kernel with Rust support"
-#  homepage     = "https://github.com/Rust-for-Linux/linux"
-#  owner        = "admin"
-#  enabled      = true
-#  visible      = true
-#
-#  declarative {
-#    file = ".hydra/spec.json"
-#    type = "git"
-#    value = "https://github.com/rust-for-linux/nix"
-#  }
-#}