diff --git a/app/proguard-rules.pro b/app/proguard-rules.pro
index ebdf65e..d8f8ff5 100644
--- a/app/proguard-rules.pro
+++ b/app/proguard-rules.pro
@@ -3,5 +3,6 @@
 -keepattributes Signature
 
 -keep class org.joda.convert.** { *; }
+-dontwarn org.threeten.bp.**
 # Optional. For using GSON @Expose annotation
 -keepattributes AnnotationDefault,RuntimeVisibleAnnotations
\ No newline at end of file