diff --git a/packages/SystemUI/res-keyguard/layout/keyguard_status_area.xml b/packages/SystemUI/res-keyguard/layout/keyguard_status_area.xml
index ed415b8efdacb..7e664d0c2d5ee 100644
--- a/packages/SystemUI/res-keyguard/layout/keyguard_status_area.xml
+++ b/packages/SystemUI/res-keyguard/layout/keyguard_status_area.xml
@@ -25,7 +25,8 @@
     android:layout_height="wrap_content"
     android:orientation="horizontal"
     android:gravity="center">
-    <TextClock android:id="@+id/date_view"
+    <com.android.systemui.statusbar.policy.DateView
+        android:id="@+id/date_view"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:textColor="@color/clock_white"
diff --git a/packages/SystemUI/src/com/android/keyguard/KeyguardStatusView.java b/packages/SystemUI/src/com/android/keyguard/KeyguardStatusView.java
index db1e8a9c112ef..d214d5525655a 100644
--- a/packages/SystemUI/src/com/android/keyguard/KeyguardStatusView.java
+++ b/packages/SystemUI/src/com/android/keyguard/KeyguardStatusView.java
@@ -37,6 +37,7 @@ import android.widget.TextView;
 import com.android.internal.util.ArrayUtils;
 import com.android.internal.widget.LockPatternUtils;
 import com.android.systemui.ChargingView;
+import com.android.systemui.statusbar.policy.DateView;
 
 import java.util.Locale;
 
@@ -48,7 +49,7 @@ public class KeyguardStatusView extends GridLayout {
     private final AlarmManager mAlarmManager;
 
     private TextView mAlarmStatusView;
-    private TextClock mDateView;
+    private DateView mDateView;
     private TextClock mClockView;
     private TextView mOwnerInfo;
     private ViewGroup mClockContainer;
@@ -118,7 +119,6 @@ public class KeyguardStatusView extends GridLayout {
         mAlarmStatusView = findViewById(R.id.alarm_status);
         mDateView = findViewById(R.id.date_view);
         mClockView = findViewById(R.id.clock_view);
-        mDateView.setShowCurrentUserTime(true);
         mClockView.setShowCurrentUserTime(true);
         mClockView.setAccessibilityDelegate(new KeyguardClockAccessibilityDelegate(mContext));
         mOwnerInfo = findViewById(R.id.owner_info);
@@ -154,8 +154,7 @@ public class KeyguardStatusView extends GridLayout {
     }
 
     public void refreshTime() {
-        mDateView.setFormat24Hour(Patterns.dateView);
-        mDateView.setFormat12Hour(Patterns.dateView);
+        mDateView.setDatePattern(Patterns.dateViewSkel);
 
         mClockView.setFormat12Hour(Patterns.clockView12);
         mClockView.setFormat24Hour(Patterns.clockView24);
@@ -246,7 +245,7 @@ public class KeyguardStatusView extends GridLayout {
     // DateFormat.getBestDateTimePattern is extremely expensive, and refresh is called often.
     // This is an optimization to ensure we only recompute the patterns when the inputs change.
     private static final class Patterns {
-        static String dateView;
+        static String dateViewSkel;
         static String clockView12;
         static String clockView24;
         static String cacheKey;
@@ -254,7 +253,7 @@ public class KeyguardStatusView extends GridLayout {
         static void update(Context context, boolean hasAlarm) {
             final Locale locale = Locale.getDefault();
             final Resources res = context.getResources();
-            final String dateViewSkel = res.getString(hasAlarm
+            dateViewSkel = res.getString(hasAlarm
                     ? R.string.abbrev_wday_month_day_no_year_alarm
                     : R.string.abbrev_wday_month_day_no_year);
             final String clockView12Skel = res.getString(R.string.clock_12hr_format);
@@ -262,8 +261,6 @@ public class KeyguardStatusView extends GridLayout {
             final String key = locale.toString() + dateViewSkel + clockView12Skel + clockView24Skel;
             if (key.equals(cacheKey)) return;
 
-            dateView = DateFormat.getBestDateTimePattern(locale, dateViewSkel);
-
             clockView12 = DateFormat.getBestDateTimePattern(locale, clockView12Skel);
             // CLDR insists on adding an AM/PM indicator even though it wasn't in the skeleton
             // format.  The following code removes the AM/PM indicator if we didn't want it.
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/policy/DateView.java b/packages/SystemUI/src/com/android/systemui/statusbar/policy/DateView.java
index dc33633dde537..74a30fa8094f6 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/policy/DateView.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/policy/DateView.java
@@ -23,6 +23,7 @@ import android.content.IntentFilter;
 import android.content.res.TypedArray;
 import android.icu.text.DateFormat;
 import android.icu.text.DisplayContext;
+import android.text.TextUtils;
 import android.util.AttributeSet;
 import android.widget.TextView;
 
@@ -115,4 +116,15 @@ public class DateView extends TextView {
             mLastText = text;
         }
     }
+
+    public void setDatePattern(String pattern) {
+        if (TextUtils.equals(pattern, mDatePattern)) {
+            return;
+        }
+        mDatePattern = pattern;
+        mDateFormat = null;
+        if (isAttachedToWindow()) {
+            updateClock();
+        }
+    }
 }