diff --git a/app/proguard-rules.pro b/app/proguard-rules.pro
index 5b6e2458..c06e027a 100644
--- a/app/proguard-rules.pro
+++ b/app/proguard-rules.pro
@@ -20,9 +20,12 @@
 -dontobfuscate
 
 # OkHttp
+-dontwarn okhttp3.**
 -dontwarn okio.**
--dontwarn javax.annotation.Nullable
--dontwarn javax.annotation.ParametersAreNonnullByDefault
+-dontwarn javax.annotation.**
+-dontwarn org.conscrypt.**
+# A resource is loaded with a relative path so the package of this class must be preserved.
+-keepnames class okhttp3.internal.publicsuffix.PublicSuffixDatabase
 
 # Picasso
 -dontwarn com.squareup.okhttp.**