diff --git a/proguard.flags b/proguard.flags
index a8e2b60..b4365fe 100644
--- a/proguard.flags
+++ b/proguard.flags
@@ -3,8 +3,8 @@
 }
 
 -keep class com.android.launcher3.BaseRecyclerViewFastScrollBar {
-  public void setWidth(int);
-  public int getWidth();
+  public void setThumbWidth(int);
+  public int getThumbWidth();
   public void setTrackAlpha(int);
   public int getTrackAlpha();
 }