diff --git a/home/felschr-work.nix b/home/felschr-work.nix
index b0d197d..18b47ec 100644
--- a/home/felschr-work.nix
+++ b/home/felschr-work.nix
@@ -56,6 +56,7 @@ with pkgs; {
 
     # security & privacy
     authenticator
+    collision
     metadata-cleaner
     raider
 
diff --git a/home/felschr.nix b/home/felschr.nix
index 5f9b6e4..30b7bef 100644
--- a/home/felschr.nix
+++ b/home/felschr.nix
@@ -79,6 +79,7 @@
 
     # security & privacy
     authenticator
+    collision
     metadata-cleaner
     raider
     yubikey-manager