diff --git a/lua/nvim-treesitter-playground/utils.lua b/lua/nvim-treesitter-playground/utils.lua
index 2fb54a2..7b408c9 100644
--- a/lua/nvim-treesitter-playground/utils.lua
+++ b/lua/nvim-treesitter-playground/utils.lua
@@ -117,7 +117,7 @@ function M.get_end_pos(bufnr)
   local bufnr = bufnr or api.nvim_get_current_buf()
   local last_row = api.nvim_buf_line_count(bufnr) - 1
   local last_line = api.nvim_buf_get_lines(bufnr, last_row, last_row + 1, true)[1]
-  local last_col = #last_line
+  local last_col = last_line and #last_line or 0
   return last_row, last_col
 end