diff --git a/nix-os/shell.nix b/nix-os/shell.nix
index 6d04613..891e3b9 100644
--- a/nix-os/shell.nix
+++ b/nix-os/shell.nix
@@ -133,6 +133,7 @@ in
       settings = {
         format = lib.concatStrings [
           "$all"
+          "\${custom.sshAuthSocket}"
           "$line_break"
           "\${custom.ranger}"
           "$jobs"
@@ -160,6 +161,12 @@ in
           command = "echo \"✦\"";
           style = "bold 208";
         };
+        custom.sshAuthSocket = {
+          when = "test -S \"$SSH_AUTH_SOCK\"";
+          command = "echo -e \"SSH Auth Agent\"";
+          style = "124";
+          format = "with [$output]($style) ";
+        };
       };
     };
   };