diff --git a/overlay/frameworks/base/core/res/res/values/config.xml b/overlay/frameworks/base/core/res/res/values/config.xml
index 939c4a5..2586d6b 100644
--- a/overlay/frameworks/base/core/res/res/values/config.xml
+++ b/overlay/frameworks/base/core/res/res/values/config.xml
@@ -506,4 +506,9 @@
     <!-- Boolean indicating whether the HWC setColorTransform function can be performed efficiently
          in hardware. -->
     <bool name="config_setColorTransformAccelerated">true</bool>
+
+    <!-- Enables or disables fading edges when marquee is enabled in TextView.
+         Off by default, since the framebuffer readback used to implement the
+         fading edges is prohibitively expensive on most GPUs. -->
+    <bool name="config_ui_enableFadingMarquee">true</bool>
 </resources>