diff --git a/core/proguard-rules.pro b/core/proguard-rules.pro
index d7f3c938e..85dcbda2e 100644
--- a/core/proguard-rules.pro
+++ b/core/proguard-rules.pro
@@ -19,4 +19,4 @@
 -dontwarn **
 -keep class com.shatteredpixel.** { *; }
 -keep class com.watabou.** { *; }
--keepattributes LineNumberTable
\ No newline at end of file
+-keepattributes SourceFile,LineNumberTable
\ No newline at end of file