diff --git a/flake.nix b/flake.nix
index c7cf3fd..3a61c3f 100644
--- a/flake.nix
+++ b/flake.nix
@@ -27,6 +27,7 @@
             rust-bin.beta.latest.rustfmt
             rust-bin.beta.latest.rust-std
             jetbrains.rust-rover
+            gdb
           ];
           shellHook = ''
             export SHELL=${pkgs.lib.getExe pkgs.bashInteractive}