diff --git a/keybindings.el b/keybindings.el
index 4de7be7..4093a55 100644
--- a/keybindings.el
+++ b/keybindings.el
@@ -109,8 +109,7 @@
   ;; pop-mark
   (eval-after-load "ace-jump-mode" '(ace-jump-mode-enable-mark-sync))
   (define-key global-map (kbd "C-x SPC") 'ace-jump-mode-pop-mark)
-  (define-key global-map (kbd "C-x C-j") 'ace-jump-mode-pop-mark)
-)
+  (define-key global-map (kbd "C-x C-j") 'ace-jump-mode-pop-mark))
 
 ;; multiple-cursors
 (when (require 'multiple-cursors nil 'noerror)
@@ -124,7 +123,8 @@
 (when (require 'projectile nil 'noerror)
   (global-set-key (kbd "C-x C-t") 'projectile-find-file)
   (global-set-key (kbd "C-x t") 'projectile-find-test-file)
-  (global-set-key (kbd "C-x C-v") 'projectile-switch-to-buffer))
+  (global-set-key (kbd "C-x C-v") 'projectile-switch-to-buffer)
+  (global-set-key (kbd "C-c C-s") 'projectile-switch-project))
 
 ;; eproject related keybindings
 (when (require 'eproject nil 'noerror)
diff --git a/mode-customizations/ruby-mode.el b/mode-customizations/ruby-mode.el
index 29c3aaf..817d125 100644
--- a/mode-customizations/ruby-mode.el
+++ b/mode-customizations/ruby-mode.el
@@ -15,7 +15,6 @@
 
 (defun customizations-for-ruby-mode ()
   (interactive)
-  (require 'inf-ruby)
 
   (when (require 'ruby-electric nil 'noerror)
     (ruby-electric-mode t)
@@ -34,7 +33,9 @@
     (define-key ruby-mode-map (kbd "C-c C-.") 'ac-complete-rsense))
 
   (when (require 'projectile nil 'noerror)
-    (define-key ruby-mode-map (kbd "C-x t") 'projectile-find-test-file))
+    (define-key ruby-mode-map (kbd "C-x t") 'projectile-find-test-file)
+    (define-key inf-ruby-minor-mode-map (kbd "C-c C-s")
+      'projectile-switch-project))
 
   (when (require 'eproject nil 'noerror)
     (define-key ruby-mode-map (kbd "C-c C-b") 'eproject-ibuffer))