diff --git a/runtime/lua/vim/lsp/inline_completion.lua b/runtime/lua/vim/lsp/inline_completion.lua
index d016f678ea..bd7b771d52 100644
--- a/runtime/lua/vim/lsp/inline_completion.lua
+++ b/runtime/lua/vim/lsp/inline_completion.lua
@@ -342,6 +342,10 @@ function Completor:accept(item)
   if type(insert_text) == 'string' then
     if item.range then
       local start_row, start_col, end_row, end_col = item.range:to_extmark()
+      -- The line may have shrunk past the range since the item arrived.
+      local end_line = api.nvim_buf_get_lines(self.bufnr, end_row, end_row + 1, true)[1]
+      end_col = math.min(end_col, #end_line)
+
       local lines = vim.split(insert_text, '\n')
       api.nvim_buf_set_text(self.bufnr, start_row, start_col, end_row, end_col, lines)
       local win = api.nvim_get_current_win()
diff --git a/test/functional/plugin/lsp/inline_completion_spec.lua b/test/functional/plugin/lsp/inline_completion_spec.lua
index 529f0b4126..5383480437 100644
--- a/test/functional/plugin/lsp/inline_completion_spec.lua
+++ b/test/functional/plugin/lsp/inline_completion_spec.lua
@@ -280,6 +280,19 @@ describe('vim.lsp.inline_completion', function()
         },
       }, result)
     end)
+
+    it('accepts an item after the line shrank past its range', function()
+      feed('i')
+      screen:expect({ grid = grid_with_candidates })
+      exec_lua(function()
+        -- Shrink the line the item's range covers, as backspacing would.
+        vim.api.nvim_buf_set_text(0, 0, 18, 0, 20, {})
+        vim.lsp.inline_completion.get()
+      end)
+      n.poke_eventloop()
+      feed('<Esc>')
+      screen:expect({ grid = grid_applied_candidates })
+    end)
   end)
 
   describe('select()', function()