diff --git a/app/proguard-rules.pro b/app/proguard-rules.pro
index 147200682..1aed8b7d9 100644
--- a/app/proguard-rules.pro
+++ b/app/proguard-rules.pro
@@ -15,3 +15,7 @@
 #-keepclassmembers class fqcn.of.javascript.interface.for.webview {
 #   public *;
 #}
+
+# Uncomment this to preserve the line number information for
+# debugging stack traces.
+-keepattributes SourceFile,LineNumberTable
\ No newline at end of file