diff --git a/Clover/app/proguard.cfg b/Clover/app/proguard.cfg
index fe0b56e0..11489a3d 100644
--- a/Clover/app/proguard.cfg
+++ b/Clover/app/proguard.cfg
@@ -147,3 +147,5 @@
 -keepclassmembers class ** {
     public void onEvent*(**);
 }
+
+-keep public class * extends android.support.design.**