diff --git a/candy/lua/marshmallow/init.lua b/candy/lua/marshmallow/init.lua
index 5c0fe7f..b17e539 100644
--- a/candy/lua/marshmallow/init.lua
+++ b/candy/lua/marshmallow/init.lua
@@ -22,3 +22,5 @@ require("marshmallow.usercommand")
 require("marshmallow.autocmd")
 require("marshmallow.env")
 require("marshmallow.git")
+
+vim.cmd("packadd! termdebug")
diff --git a/flake.nix b/flake.nix
index 35686f8..5b0226b 100644
--- a/flake.nix
+++ b/flake.nix
@@ -71,8 +71,8 @@
                 golangci-lint
                 pyright
                 tinymist
-                sourcekit-lsp
                 ripgrep
+                gdb
               ];
               config = {
                 plugins =