diff --git a/profiles/tmux.nix b/profiles/tmux.nix
index ee9e320..e2c1aab 100644
--- a/profiles/tmux.nix
+++ b/profiles/tmux.nix
@@ -30,7 +30,7 @@
       '';
       keyMode    = "vi";
       newSession = true;
-      shortcut   = "a";
+      shortcut   = "b";
       terminal   = "screen-256color";
     };
   };