diff --git a/lua/genghis/support/backdrop.lua b/lua/genghis/support/backdrop.lua
index 5787ea1..ecda6a3 100644
--- a/lua/genghis/support/backdrop.lua
+++ b/lua/genghis/support/backdrop.lua
@@ -9,7 +9,13 @@ function M.new(referenceBuf, referenceZindex)
 	local config = require("genghis.config").config
 	if not config.backdrop.enabled then return end
 	local blend = config.backdrop.blend
-	if not referenceZindex then referenceZindex = 10 end
+
+	-- `DressingInput` has a zindex of 49: https://github.com/stevearc/dressing.nvim/blob/e3714c8049b2243e792492c4149e4cc395c68eb9/lua/dressing/input.lua#L369
+	-- `DressingSelect` has a zindex of 150: https://github.com/stevearc/dressing.nvim/blob/e3714c8049b2243e792492c4149e4cc395c68eb9/lua/dressing/select/builtin.lua#L96
+	-- `nivm-notify` apparently does not set a zindex, so it uses the default value
+	-- of `nvim_open_win`, which is 50: https://neovim.io/doc/user/api.html#nvim_open_win()
+	-- satellite.nvim has (by default) 40, backdrop should be above -- https://github.com/lewis6991/satellite.nvim?tab=readme-ov-file#usage
+	if not referenceZindex then referenceZindex = 49 end
 
 	local bufnr = vim.api.nvim_create_buf(false, true)
 	local winnr = vim.api.nvim_open_win(bufnr, false, {