diff --git a/base/programs.nix b/base/programs.nix
index b573d97..28e1143 100644
--- a/base/programs.nix
+++ b/base/programs.nix
@@ -19,6 +19,8 @@
     bandwhich.enable = true;
   };
 
+  virtualisation.docker.enable = true;
+
   environment.systemPackages = with pkgs; [
     # shell usage
     fd
diff --git a/flake.lock b/flake.lock
index b50a4e9..8787048 100644
--- a/flake.lock
+++ b/flake.lock
@@ -2,11 +2,11 @@
   "nodes": {
     "emacs-overlay": {
       "locked": {
-        "lastModified": 1640598568,
-        "narHash": "sha256-+L8E0XcqT2jXEYlUlABo1Oj7MDxy8JMWSRat46ZdkPY=",
+        "lastModified": 1639915649,
+        "narHash": "sha256-8ygMVY2AgS7R0/yGUyolmzdFgj6LGZ5fJyKzR1orRGI=",
         "owner": "nix-community",
         "repo": "emacs-overlay",
-        "rev": "8fffeeaac29e31719cc7c70ec425fa3f81428252",
+        "rev": "1d40515d8ca7bb3bac4b7405c4bd19b2a41f200c",
         "type": "github"
       },
       "original": {
@@ -39,11 +39,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1640417317,
-        "narHash": "sha256-jT2uMARXs0Xm65ccroFsKyr4LTHSecw+9HAnmBdJO8U=",
+        "lastModified": 1640126586,
+        "narHash": "sha256-Brja0wQZFSl+hduOcBfE/oVPs0QattbILSMHC7/9fEg=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "48f2b381dd397ec88040d3354ac9c036739ba139",
+        "rev": "1b03a8ab7af9385b70b7d7c319c4a31a58c5cfa5",
         "type": "github"
       },
       "original": {
@@ -71,11 +71,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1640408860,
-        "narHash": "sha256-h2uF3+a8bVfM8SjcS4hLbsOzOuG3qsxuImC0BucWs1Q=",
+        "lastModified": 1640139330,
+        "narHash": "sha256-Nkp3wUOGwtoQ7EH28RLVJ7EqB/e0TU7VcsM7GLy+SdY=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "cb372c3b8880e504b06946e8fb2ca9777c685505",
+        "rev": "81cef6b70fb5d5cdba5a0fef3f714c2dadaf0d6d",
         "type": "github"
       },
       "original": {
@@ -87,11 +87,11 @@
     },
     "nixpkgs-unstable-small": {
       "locked": {
-        "lastModified": 1640554034,
-        "narHash": "sha256-gf7uo/CXrsna/S4Yfaklg8BnyRkDvo3poIzXCClyYaw=",
+        "lastModified": 1640167347,
+        "narHash": "sha256-R8S7K9a7gIHup4h8loKiAGdxhX5Z2tus+sOE2wQGNqk=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "bd241e39f366eb7a41ea94f04f7af5c9508da632",
+        "rev": "3a13552f56dccb1ce312d9977d49a21651945f46",
         "type": "github"
       },
       "original": {
diff --git a/hosts/poseidon/default.nix b/hosts/poseidon/default.nix
index f458015..fb55c25 100644
--- a/hosts/poseidon/default.nix
+++ b/hosts/poseidon/default.nix
@@ -28,6 +28,10 @@ in
     };
   };
 
+  virtualisation.docker = {
+    enable = true;
+  };
+
   networking.hostName = "poseidon"; # Define your hostname.
   networking.domain = "alarsyo.net";
 
@@ -153,4 +157,8 @@ in
 
   # Takes a long while to build
   documentation.nixos.enable = false;
+
+  environment.systemPackages = with pkgs; [
+    docker-compose
+  ];
 }