diff --git a/android/proguard-rules.pro b/android/proguard-rules.pro
index ebda968ae6..532c10ea01 100644
--- a/android/proguard-rules.pro
+++ b/android/proguard-rules.pro
@@ -5,6 +5,7 @@
 -keep class net.jpountz.** { *; }
 -keep class rhino.** { *; }
 -keep class com.android.dex.** { *; }
+-keep class com.android.dx.** { *; }
 -keepattributes Signature,*Annotation*,InnerClasses,EnclosingMethod
 
 -dontwarn javax.naming.**