diff --git a/bundles/org.eclipse.orion.client.ui/web/orion/globalCommands.js b/bundles/org.eclipse.orion.client.ui/web/orion/globalCommands.js
index <HASH>..<HASH> 100644
--- a/bundles/org.eclipse.orion.client.ui/web/orion/globalCommands.js
+++ b/bundles/org.eclipse.orion.client.ui/web/orion/globalCommands.js
@@ -675,7 +675,7 @@ define([
 					}
 				});
 				commandRegistry.addCommand(toggleSidePanelCommand);
-				commandRegistry.registerCommandContribution("pageActions", "orion.toggleSidePane", 1, null, true, new KeyBinding.KeyBinding('o', true)); //$NON-NLS-2$ //$NON-NLS-1$ //$NON-NLS-0$
+				commandRegistry.registerCommandContribution("pageActions", "orion.toggleSidePane", 1, null, true, new KeyBinding.KeyBinding('l', util.isMac ? false : true, true, false, util.isMac ? true : false)); //$NON-NLS-2$ //$NON-NLS-1$ //$NON-NLS-0$
 			}
 		}
Bug <I> - Consider changing the keybinding Ctrl+O to open quick
outline

Change-Id: Ibd<I>de<I>cf<I>bee<I>b7d6d<I>dda<I>f9