diff --git a/res/values/strings.xml b/res/values/strings.xml
index adbb7c1..6169fc9 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -653,6 +653,8 @@
     <!-- Security settings screen, setting option summary to change screen timeout -->
     <string name="lock_after_timeout_summary"><xliff:g id="timeout_string">%1$s</xliff:g> after sleep</string>
     <!-- Security settings screen, setting option summary to change screen timeout, with additional explanation-->
+    <string name="lock_immediately_summary_with_exception">Immediately after sleep, except when kept unlocked by <xliff:g id="trust_agent_name">%1$s</xliff:g></string>
+    <!-- Security settings screen, setting option summary to change screen timeout, with additional explanation-->
     <string name="lock_after_timeout_summary_with_exception"><xliff:g id="timeout_string">%1$s</xliff:g> after sleep, except when kept unlocked by <xliff:g id="trust_agent_name">%2$s</xliff:g></string>
     <!-- Text shown next to checkbox for showing owner info on LockScreen [CHAR LIMIT=50]-->
     <string name="show_owner_info_on_lockscreen_label">Show owner info on lock screen</string>
diff --git a/src/com/android/settings/SecuritySettings.java b/src/com/android/settings/SecuritySettings.java
index 93bf1e0..c967659 100644
--- a/src/com/android/settings/SecuritySettings.java
+++ b/src/com/android/settings/SecuritySettings.java
@@ -542,8 +542,13 @@
 
         Preference preference = getPreferenceScreen().findPreference(KEY_TRUST_AGENT);
         if (preference != null && preference.getTitle().length() > 0) {
-            mLockAfter.setSummary(getString(R.string.lock_after_timeout_summary_with_exception,
-                    entries[best], preference.getTitle()));
+            if (Long.valueOf(values[best].toString()) == 0) {
+                mLockAfter.setSummary(getString(R.string.lock_immediately_summary_with_exception,
+                        preference.getTitle()));
+            } else {
+                mLockAfter.setSummary(getString(R.string.lock_after_timeout_summary_with_exception,
+                        entries[best], preference.getTitle()));
+            }
         } else {
             mLockAfter.setSummary(getString(R.string.lock_after_timeout_summary, entries[best]));
         }