diff --git a/01mac.el b/01mac.el
index 98258ec..344d8e1 100644
--- a/01mac.el
+++ b/01mac.el
@@ -75,6 +75,16 @@
 ;; Kill current buffer and window
 (global-set-key (kbd "C-c q") 'kill-buffer-and-window)
 
+;; ibuffer
+(global-set-key (kbd "C-c b") 'ibuffer)
+
+;; Revert without asking
+(defun revert-buffer-no-confirm ()
+  "Revert buffer without confirmation."
+  (interactive) (revert-buffer t t))
+
+(global-set-key (kbd "C-c r") 'revert-buffer-no-confirm)
+
 ;; Create new terminal
 (global-set-key (kbd "<f12>") (lambda ()
                                (interactive)
diff --git a/02ivy.el b/02ivy.el
index 8a2e6ba..99379d0 100644
--- a/02ivy.el
+++ b/02ivy.el
@@ -10,7 +10,6 @@
                 ivy-display-style 'fancy)) ;; Formatting style
 
 (global-set-key (kbd "C-c a") 'counsel-ag)
-(global-set-key (kbd "C-c b") 'ivy-switch-buffer)
 (global-set-key (kbd "C-c t") 'counsel-find-file)
 (global-set-key (kbd "C-c C-s") 'swiper) ;; Find things by regexp
 (global-set-key (kbd "M-x") 'counsel-M-x) ;; M-x on steroids
diff --git a/03hydra.el b/03hydra.el
index 7c678ed..32f3df5 100644
--- a/03hydra.el
+++ b/03hydra.el
@@ -16,7 +16,7 @@ _t_: Find file                  _g_: ag in current project    _M_: Git blame
     ("q" nil "cancel" :color pink)
 
     ("a" counsel-ag)
-    ("b" ivy-switch-buffer)
+    ("b" ibuffer)
     ("t" counsel-find-file)
     ("s" counsel-projectile-switch-project)
     ("f" counsel-projectile-find-file)
diff --git a/languages/erlang.el b/languages/erlang.el
index 26b40a4..55253e2 100644
--- a/languages/erlang.el
+++ b/languages/erlang.el
@@ -66,10 +66,10 @@
   (setq-local
    ctags/refresh-command
    (format
-    "ctags -e -R --languages=erlang -f %sTAGS %ssrc %sdeps %sapps %s_build %slib/stdlib-* %slib/kernel-*"
+    "ctags -e -R --languages=erlang -f %sTAGS %ssrc %sdeps %sapps %s_build %stest %slib/stdlib-* %slib/kernel-*"
+    (projectile-project-root) (projectile-project-root)
     (projectile-project-root) (projectile-project-root)
     (projectile-project-root) (projectile-project-root)
-    (projectile-project-root)
     (plist-get erlang/current-erlang :erlang-path)
     (plist-get erlang/current-erlang :erlang-path)))
 
diff --git a/themes/themes.el b/themes/themes.el
index 4930bc8..d08b2e3 100644
--- a/themes/themes.el
+++ b/themes/themes.el
@@ -27,7 +27,7 @@
 (if (display-graphic-p)
     (progn
       (sml/apply-theme 'respectful)
-      (enable-theme 'base16-not-harmonic))
+      (enable-theme 'base16-one-light))
   (progn
     (enable-theme 'base16-mexico-light)
 		(setq base16-theme-256-color-source "base16-shell")))