diff --git a/techtree-manager/shell.nix b/techtree-manager/shell.nix
index c862d91..c893b75 100644
--- a/techtree-manager/shell.nix
+++ b/techtree-manager/shell.nix
@@ -10,6 +10,8 @@ in pkgs.mkShell {
 
     # Dependencies
     pkgs.openssl
+    pkgs.graphviz
+    pkgs.git
   ];
 
   shellHook = ''