diff --git a/packages/SettingsLib/src/com/android/settingslib/graph/SignalDrawable.java b/packages/SettingsLib/src/com/android/settingslib/graph/SignalDrawable.java
index 98eb57300f0ba..c7380c580e2f5 100644
--- a/packages/SettingsLib/src/com/android/settingslib/graph/SignalDrawable.java
+++ b/packages/SettingsLib/src/com/android/settingslib/graph/SignalDrawable.java
@@ -132,6 +132,7 @@ public class SignalDrawable extends DrawableWrapper {
         super.onLevelChange(unpackLevel(packedState));
         updateAnimation();
         setTintList(ColorStateList.valueOf(mForegroundPaint.getColor()));
+        invalidateSelf();
         return true;
     }