diff --git a/proguard.pro b/proguard.pro
index f4da06ca45..0bf6eb6ae5 100644
--- a/proguard.pro
+++ b/proguard.pro
@@ -26,6 +26,7 @@
 
 # Common rules.
 -keep class com.android.** { *; }
+-keep class android.window.** { *; }
 -keepclasseswithmembernames class * {
     native <methods>;
 }