diff --git a/doc/auto-session.txt b/doc/auto-session.txt
index 458aded..26ed5a1 100644
--- a/doc/auto-session.txt
+++ b/doc/auto-session.txt
@@ -2,16 +2,16 @@ defaultConf                                                        *defaultConf*
     table default config for auto session
 
     Fields: ~
-        {log_level}                         (string|integer)  "debug", "info", "warn", "error" or vim.log.levels.DEBUG, vim.log.levels.INFO, vim.log.levels.WARN, vim.log.levels.ERROR
-        {auto_session_enable_last_session}  (boolean)
-        {auto_session_root_dir}             (string)          root directory for session files, by default is `vim.fn.stdpath('data')/sessions/`
-        {auto_session_enabled}              (boolean)         enable auto session
-        {auto_session_create_enabled}       (boolean|nil)     Enables/disables auto creating new sessions
-        {auto_save_enabled?}                (boolean)         Enables/disables auto saving session
-        {auto_restore_enabled?}             (boolean)         Enables/disables auto restoring session
-        {auto_session_suppress_dirs?}       (table)           Suppress auto session for directories
-        {auto_session_allowed_dirs?}        (table)           Allow auto session for directories, if empty then all directories are allowed except for suppressed ones
-        {auto_session_use_git_branch}       (boolean|nil)     Include git branch name in session name to differentiate between sessions for different git branches
+        {log_level}                          (string|integer)  "debug", "info", "warn", "error" or vim.log.levels.DEBUG, vim.log.levels.INFO, vim.log.levels.WARN, vim.log.levels.ERROR
+        {auto_session_enable_last_session?}  (boolean)
+        {auto_session_root_dir?}             (string)          root directory for session files, by default is `vim.fn.stdpath('data')/sessions/`
+        {auto_session_enabled?}              (boolean)         enable auto session
+        {auto_session_create_enabled}        (boolean|nil)     Enables/disables auto creating new sessions
+        {auto_save_enabled?}                 (boolean)         Enables/disables auto saving session
+        {auto_restore_enabled?}              (boolean)         Enables/disables auto restoring session
+        {auto_session_suppress_dirs?}        (table)           Suppress auto session for directories
+        {auto_session_allowed_dirs?}         (table)           Allow auto session for directories, if empty then all directories are allowed except for suppressed ones
+        {auto_session_use_git_branch}        (boolean|nil)     Include git branch name in session name to differentiate between sessions for different git branches
 
 
 luaOnlyConf                                                        *luaOnlyConf*
diff --git a/lua/auto-session/init.lua b/lua/auto-session/init.lua
index f30c622..ce10a6c 100644
--- a/lua/auto-session/init.lua
+++ b/lua/auto-session/init.lua
@@ -35,9 +35,9 @@ end
 ---table default config for auto session
 ---@class defaultConf
 ---@field log_level string|integer "debug", "info", "warn", "error" or vim.log.levels.DEBUG, vim.log.levels.INFO, vim.log.levels.WARN, vim.log.levels.ERROR
----@field auto_session_enable_last_session boolean
----@field auto_session_root_dir string root directory for session files, by default is `vim.fn.stdpath('data')/sessions/`
----@field auto_session_enabled boolean enable auto session
+---@field auto_session_enable_last_session? boolean
+---@field auto_session_root_dir? string root directory for session files, by default is `vim.fn.stdpath('data')/sessions/`
+---@field auto_session_enabled? boolean enable auto session
 ---@field auto_session_create_enabled boolean|nil Enables/disables auto creating new sessions
 ---@field auto_save_enabled? boolean Enables/disables auto saving session
 ---@field auto_restore_enabled? boolean Enables/disables auto restoring session