diff --git a/lua/plugins/harpoon.lua b/lua/plugins/harpoon.lua
index 12a19f5..f1643ae 100644
--- a/lua/plugins/harpoon.lua
+++ b/lua/plugins/harpoon.lua
@@ -4,19 +4,19 @@ return {
 	branch = "harpoon2",
 	keys = {
 		{
-			"<leader>ha",
+			"<leader>a",
 			function()
 				require("harpoon"):list():append()
 			end,
-			desc = "[H]arpoon [A]dd File",
+			desc = "Harpoon [A]dd File",
 		},
 		{
-			"<leader>hm",
+			"<C-e>",
 			function()
 				local harpoon = require("harpoon")
 				harpoon.ui:toggle_quick_menu(harpoon:list())
 			end,
-			desc = "[H]arpoon [M]enu",
+			desc = "Toggle Harpoon Menu",
 		},
 	},
 	config = function()
diff --git a/lua/plugins/lspconfig.lua b/lua/plugins/lspconfig.lua
index 3962095..ee93f9e 100644
--- a/lua/plugins/lspconfig.lua
+++ b/lua/plugins/lspconfig.lua
@@ -109,7 +109,12 @@ return {
 				nmap("gR", require("telescope.builtin").lsp_references, "[G]oto [R]eferences")
 				nmap("gI", vim.lsp.buf.implementation, "[G]oto [I]mplementation")
 				nmap("K", vim.lsp.buf.hover, "Hover Documentation")
-				-- nmap("<C-K>", vim.lsp.buf.signature_help, "Signature Documentation")
+				vim.keymap.set(
+					"i",
+					"<C-h>",
+					vim.lsp.buf.signature_help,
+					{ buffer = event.buf, desc = "Signature Documentation" }
+				)
 				nmap("gD", vim.lsp.buf.declaration, "[G]oto [D]eclaration")
 			end,
 		})
diff --git a/lua/plugins/rust_tools.lua b/lua/plugins/rust_tools.lua
index db00044..04caf3a 100644
--- a/lua/plugins/rust_tools.lua
+++ b/lua/plugins/rust_tools.lua
@@ -1,5 +1,6 @@
 return {
 	"simrat39/rust-tools.nvim",
+	cond = false,
 	dependencies = { "neovim/nvim-lspconfig" },
 	ft = "rust",
 	keys = {
diff --git a/lua/plugins/which_key.lua b/lua/plugins/which_key.lua
index 43b41a5..a9b4ce1 100644
--- a/lua/plugins/which_key.lua
+++ b/lua/plugins/which_key.lua
@@ -43,7 +43,6 @@ return {
 				name = "Telescope",
 				D = { name = "[D]evelopment" },
 			},
-			h = { name = "[H]arpoon" },
 			z = { name = "[Z]en" },
 			r = { name = "[R]ust" },
 			w = { name = "Vim[W]iki" },