diff --git a/app/proguard-rules.pro b/app/proguard-rules.pro
index 1efa1824..a26f75c8 100644
--- a/app/proguard-rules.pro
+++ b/app/proguard-rules.pro
@@ -29,6 +29,7 @@
 ## END enums
 
 ## START napier
--keep class io.github.aakira.napier.* {
+-keep class io.github.aakira.napier.** {
     *;
-}
\ No newline at end of file
+}
+## END napier
\ No newline at end of file