diff --git a/home-manager/modules/clawdbot/default.nix b/home-manager/modules/clawdbot/default.nix
index c6a9177d5..29af59205 100644
--- a/home-manager/modules/clawdbot/default.nix
+++ b/home-manager/modules/clawdbot/default.nix
@@ -72,6 +72,7 @@ lib.mkIf (!env.isCI) {
         }
         // lib.optionalAttrs pkgs.stdenv.isLinux {
           executablePath = "${pkgs.chromium}/bin/chromium";
+          noSandbox = true; # SUID sandbox requires root-owned binary with mode 4755
         };
       }
       // lib.optionalAttrs pkgs.stdenv.isLinux {