diff --git a/home/modules/tmux.nix b/home/modules/tmux.nix
index 4918a12..feeb6f7 100644
--- a/home/modules/tmux.nix
+++ b/home/modules/tmux.nix
@@ -41,5 +41,9 @@ in
         ${lib.optionalString sessionizer.enable ''bind-key -r f run-shell "tmux neww ${sessionizer.pkg}/bin/tmux-sessionizer"''}
       '';
     };
+
+    programs.fish.shellAbbrs = {
+      a = "tmux a";
+    };
   };
 }