diff --git a/keymaps/linux.cson b/keymaps/linux.cson
index cea470635..fed3bdc49 100644
--- a/keymaps/linux.cson
+++ b/keymaps/linux.cson
@@ -21,7 +21,7 @@
   'ctrl-N': 'application:new-window'
   'ctrl-W': 'window:close'
   'ctrl-o': 'application:open-file'
-  'ctrl-alt-o': 'application:add-project-folder'
+  'ctrl-alt-O': 'application:add-project-folder'
   'ctrl-q': 'application:quit'
   'ctrl-T': 'pane:reopen-closed-item'
   'ctrl-n': 'application:new-file'
diff --git a/keymaps/win32.cson b/keymaps/win32.cson
index 382b280a8..d5e331f0c 100644
--- a/keymaps/win32.cson
+++ b/keymaps/win32.cson
@@ -25,7 +25,7 @@
   'ctrl-N': 'application:new-window'
   'ctrl-W': 'window:close'
   'ctrl-o': 'application:open-file'
-  'ctrl-alt-o': 'application:add-project-folder'
+  'ctrl-alt-O': 'application:add-project-folder'
   'ctrl-T': 'pane:reopen-closed-item'
   'ctrl-n': 'application:new-file'
   'ctrl-s': 'core:save'