diff --git a/app/proguard-rules.pro b/app/proguard-rules.pro
index 479e157b40..931e3bf371 100644
--- a/app/proguard-rules.pro
+++ b/app/proguard-rules.pro
@@ -14,6 +14,7 @@
 -keep class cc.ioctl.** { *; }
 -keep class sakura.kooi.** { *; }
 -keep class moe.zapic.** { *; }
+-keep class cc.microblock.** { *; }
 -keep class com.tencent.mmkv.** { *; }
 
 -keepclasseswithmembernames class * {