diff --git a/hosts/birne/configuration.nix b/hosts/birne/configuration.nix
index 6d1536d..c12d4b9 100644
--- a/hosts/birne/configuration.nix
+++ b/hosts/birne/configuration.nix
@@ -7,7 +7,12 @@
 {
   imports =
     [ # Include the results of the hardware scan.
-      ./hardware-configuration.nix
+    ./hardware-configuration.nix
+
+    ../../modules/base.nix
+    ../../autoupdate.nix
+    ../../desktop.nix
+    ../../printing.nix
     ];
 
   # Use the systemd-boot EFI boot loader.
diff --git a/modules/base.nix b/modules/base.nix
index 210e2f5..bf7e4e9 100644
--- a/modules/base.nix
+++ b/modules/base.nix
@@ -28,6 +28,7 @@
       ./keys/schrader
       ./keys/jannusch
       ./keys/jannusch-arch
+      ./keys/tassilo
     ];
   };
 
diff --git a/modules/keys/tassilo b/modules/keys/tassilo
new file mode 100644
index 0000000..c91f95e
--- /dev/null
+++ b/modules/keys/tassilo
@@ -0,0 +1 @@
+ssh-rsa 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 revo-xut@plank