diff --git a/home-manager/home.nix b/home-manager/home.nix
index 59f4a19..23abfb4 100644
--- a/home-manager/home.nix
+++ b/home-manager/home.nix
@@ -75,6 +75,7 @@
     EDITOR = "nvim";
     BROWSER = "qutebrowser";
     TERMINAL = "alacritty";
+    SECOND_BRAIN = "$HOME/Documents/sb";
   };
 
   # Fix environmental variables not loaded in plasma x11