diff --git a/flake.nix b/flake.nix
index ec88895..f800649 100644
--- a/flake.nix
+++ b/flake.nix
@@ -29,6 +29,7 @@
           packages = with pkgs; [
             rust-analyzer
             rustfmt
+            gdb
           ];
 
           shellHook = ''