diff --git a/README.md b/README.md
index 1b7d2c8..447c557 100644
--- a/README.md
+++ b/README.md
@@ -16,14 +16,15 @@ package and [meghanada-server][].
 * No need build tool's plugin
 * Run build tool task
 * Compile your project
-* Analyze java source
-* Support `Generics`
+* Syntax check and analyze java source (`flycheck-meghanada`)
+* Support `Generic Types`
 * Code completion with [company-mode][] (`company-meghanada`)
 * Optimize import
 * Jump declaration
 * Run [Junit][] test (include test runner)
 * Diagnostic reporting with [flycheck][] (`flycheck-meghanada`)
 * Show symbol's type info with `el-doc`
+* Search references
 
 `Meghanada` tested only `linux` (maybe macOS OK). windows not support.
 
@@ -169,7 +170,7 @@ Compile file (and related files).
 
 ### meghanada-project-compile (C-c C-c c)
 
-Compile project (full build).
+Compile project (full build and reindex).
 
 ### meghanada-switch-testcase (C-M-,)
 
@@ -183,6 +184,10 @@ Run main class.
 
 Find usage (method call, field access, class).
 
+### meghanada-typeinfo
+
+Show type hierarchies and implements interfaces.
+
 ### meghanada-run-junit-class (C-c C-c C-t)
 
 Run Junit test class.
@@ -255,14 +260,14 @@ Please press `C-g` when emacs seems to hang.
   (setq c-basic-offset 2)
   (setq meghanada-server-remote-debug t)
   (setq meghanada-javac-xlint "-Xlint:all,-processing")
-
   :bind
   (:map meghanada-mode-map
         ("C-S-t" . meghanada-switch-testcase)
         ("M-RET" . meghanada-local-variable)
         ("C-M-." . helm-imenu)
+        ("M-r" . meghanada-reference)
+        ("M-t" . meghanada-typeinfo)
         ("C-z" . hydra-meghanada/body))
-
   :commands
   (meghanada-mode))
 
@@ -274,8 +279,9 @@ _f_: meghanada-compile-file      _m_: meghanada-restart
 _c_: meghanada-compile-project   _t_: meghanada-run-task
 _o_: meghanada-optimize-import   _j_: meghanada-run-junit-test-case
 _s_: meghanada-switch-test-case  _J_: meghanada-run-junit-class
-_v_: meghanada-local-variable    _r_: meghanada-run-junit-recent
-_g_: magit-status
+_v_: meghanada-local-variable    _R_: meghanada-run-junit-recent
+_i_: meghanada-import-all        _r_: meghanada-reference
+_g_: magit-status                _T_: meghanada-typeinfo
 _l_: helm-ls-git-ls
 _q_: exit
 "
@@ -286,14 +292,17 @@ _q_: exit
   ("o" meghanada-optimize-import)
   ("s" meghanada-switch-test-case)
   ("v" meghanada-local-variable)
+  ("i" meghanada-import-all)
 
   ("g" magit-status)
   ("l" helm-ls-git-ls)
 
   ("t" meghanada-run-task)
+  ("T" meghanada-typeinfo)
   ("j" meghanada-run-junit-test-case)
   ("J" meghanada-run-junit-class)
-  ("r" meghanada-run-junit-recent)
+  ("R" meghanada-run-junit-recent)
+  ("r" meghanada-reference)
 
   ("q" exit)
   ("z" nil "leave"))