diff --git a/resource-overlay/bangkk/SystemUI/res/values/dimens.xml b/resource-overlay/bangkk/SystemUI/res/values/dimens.xml
index a23eef7..a95d79b 100644
--- a/resource-overlay/bangkk/SystemUI/res/values/dimens.xml
+++ b/resource-overlay/bangkk/SystemUI/res/values/dimens.xml
@@ -4,6 +4,10 @@
      SPDX-License-Identifier: Apache-2.0
 -->
 <resources>
+    <!-- Microns/ums (1000 um = 1mm) per pixel for the given device. If unspecified, UI that
+         relies on this value will not be sized correctly. -->
+    <item name="pixel_pitch" format="float" type="dimen">62.73</item>
+
     <!-- the padding on the start of the statusbar -->
     <dimen name="status_bar_padding_start">8.0dip</dimen>