diff --git a/app/proguard-rules.pro b/app/proguard-rules.pro
index f665b34..85e4401 100644
--- a/app/proguard-rules.pro
+++ b/app/proguard-rules.pro
@@ -15,3 +15,9 @@
 #-keepclassmembers class fqcn.of.javascript.interface.for.webview {
 #   public *;
 #}
+
+#prevents crash while using R8 or proguard
+-keepclasseswithmembernames class * {
+native <methods>;
+}
+-keep class androidx.renderscript.** { *; }