diff --git a/app/proguard-rules.pro b/app/proguard-rules.pro
index 1ced8b4e0..c958b7c42 100644
--- a/app/proguard-rules.pro
+++ b/app/proguard-rules.pro
@@ -256,9 +256,9 @@
 -keep class com.github.liuyueyi.quick.transfer.** {*;}
 
 # Cronet
--keep class org.chromium.net.X509Util {
-    private static X509TrustManagerExtensions sDefaultTrustManager;
-    private static X509TrustManagerExtensions sTestTrustManager;
+-keepclassmembers class org.chromium.net.X509Util {
+    *** sDefaultTrustManager;
+    *** sTestTrustManager;
 }
 
 # Class.forName调用