diff --git a/core/proguard_basic_keeps.flags b/core/proguard_basic_keeps.flags
index af0e05d..622d4ee 100644
--- a/core/proguard_basic_keeps.flags
+++ b/core/proguard_basic_keeps.flags
@@ -49,9 +49,10 @@
 # -keep class * extends android.preference.Preference
 # -keep class * extends android.app.BackupAgent
 
-#-keep class * implements android.os.Parcelable {
-#  public static final android.os.Parcelable$Creator *;
-#}
+# Parcelable CREATORs must be kept for Parcelable functionality
+-keep class * implements android.os.Parcelable {
+  public static final ** CREATOR;
+}
 
 # The support library contains references to newer platform versions.
 # Don't warn about those in case this app is linking against an older