diff --git a/lib/yggdrasil.nix b/lib/yggdrasil.nix
index 63ade4fa..2378ce63 100644
--- a/lib/yggdrasil.nix
+++ b/lib/yggdrasil.nix
@@ -8,7 +8,7 @@
 
   services.yggdrasil = {
     enable = true;
-    package = (import <nixpkgs-master> {}).yggrasil;
+    package = (import <nixpkgs-master> {}).yggdrasil;
     config.NodeInfo = {
       name = config.networking.hostName + ".c3d2";
       location = "Dresden";