diff --git a/hosts/sigma/default.nix b/hosts/sigma/default.nix
index d60d066..158921f 100644
--- a/hosts/sigma/default.nix
+++ b/hosts/sigma/default.nix
@@ -11,6 +11,7 @@
     ./hardware.nix
     ./jellyfin.nix
     ./mail.nix
+    ./memos.nix
     ./network.nix
     ./sonarr.nix
   ];
diff --git a/hosts/sigma/memos.nix b/hosts/sigma/memos.nix
new file mode 100644
index 0000000..e36f504
--- /dev/null
+++ b/hosts/sigma/memos.nix
@@ -0,0 +1,20 @@
+{...}: {
+  virtualisation.oci-containers.containers = {
+    memos = {
+      # https://www.usememos.com/docs/install/self-hosting
+      image = "docker.io/neosmemo/memos:stable";
+      environment = {
+        # https://github.com/usememos/memos/issues/2433#issuecomment-1797316081
+        MEMOS_METRIC = "false";
+      };
+      ports = [
+        # TODO: for some *very* weird reason, exposing the port does not work
+        # if we use the same port on the host and inside the container. Why??
+        "127.0.0.1:5231:5230"
+      ];
+      volumes = [
+        "memos:/var/opt/memos"
+      ];
+    };
+  };
+}