diff --git a/lua/oil/columns.lua b/lua/oil/columns.lua
index 106c853..cc3b445 100644
--- a/lua/oil/columns.lua
+++ b/lua/oil/columns.lua
@@ -12,7 +12,7 @@ local all_columns = {}
 ---@alias oil.ColumnSpec string|{[1]: string, [string]: any}
 
 ---@class (exact) oil.ColumnDefinition
----@field render fun(entry: oil.InternalEntry, conf: nil|table): nil|oil.TextChunk
+---@field render fun(entry: oil.InternalEntry, conf: nil|table, bufnr: integer): nil|oil.TextChunk
 ---@field parse fun(line: string, conf: nil|table): nil|string, nil|string
 ---@field compare? fun(entry: oil.InternalEntry, parsed_value: any): boolean
 ---@field render_action? fun(action: oil.ChangeAction): string
@@ -60,8 +60,9 @@ M.EMPTY = EMPTY
 ---@param adapter oil.Adapter
 ---@param col_def oil.ColumnSpec
 ---@param entry oil.InternalEntry
+---@param bufnr integer
 ---@return oil.TextChunk
-M.render_col = function(adapter, col_def, entry)
+M.render_col = function(adapter, col_def, entry, bufnr)
   local name, conf = util.split_config(col_def)
   local column = M.get_column(adapter, name)
   if not column then
@@ -69,7 +70,7 @@ M.render_col = function(adapter, col_def, entry)
     return EMPTY
   end
 
-  local chunk = column.render(entry, conf)
+  local chunk = column.render(entry, conf, bufnr)
   if type(chunk) == "table" then
     if chunk[1]:match("^%s*$") then
       return EMPTY
diff --git a/lua/oil/view.lua b/lua/oil/view.lua
index dd66842..0e605ac 100644
--- a/lua/oil/view.lua
+++ b/lua/oil/view.lua
@@ -747,7 +747,7 @@ M.format_entry_cols = function(entry, column_defs, col_width, adapter, is_hidden
   table.insert(cols, id_key)
   -- Then add all the configured columns
   for i, column in ipairs(column_defs) do
-    local chunk = columns.render_col(adapter, column, entry)
+    local chunk = columns.render_col(adapter, column, entry, bufnr)
     local text = type(chunk) == "table" and chunk[1] or chunk
     ---@cast text string
     col_width[i + 1] = math.max(col_width[i + 1], vim.api.nvim_strwidth(text))