diff --git a/mod_for_test_scripts/760enableSslKeyLogFile b/mod_for_test_scripts/760enableSslKeyLogFile
new file mode 100755
index 0000000000..67c68086c1
--- /dev/null
+++ b/mod_for_test_scripts/760enableSslKeyLogFile
@@ -0,0 +1,14 @@
+#!/bin/bash
+
+# Copyright (c) 2012 The Chromium OS Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+# session_manager_setup.sh checks for this USE flag.
+# TODO(jimhebert) Once crosbug.com/13429 is fixed and test-builds can
+# be produced with different USE flags, we can eliminate this
+# mod_for_test script in favor of a real USE flag for
+# chromeos-base/chromeos-login.
+echo "Enabling use of SSLKEYLOGFILE in Chrome."
+echo dangerous_sslkeylogfile >> \
+  "${ROOT_FS_DIR}/etc/session_manager_use_flags.txt"