From 0e704baa42e9fb68a379946a4666839971fba8e6 Mon Sep 17 00:00:00 2001
From: Prasan Yapa <toprasanyapa@gmail.com>
Date: Sat, 15 Jun 2019 23:21:49 +0530
Subject: [PATCH] bugfix/5028 :Initial commit.

---
 src/main/java/org/jabref/gui/entryeditor/OtherFieldsTab.java | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/main/java/org/jabref/gui/entryeditor/OtherFieldsTab.java b/src/main/java/org/jabref/gui/entryeditor/OtherFieldsTab.java
index 5f4ca318ec2..33b35573a18 100644
--- a/src/main/java/org/jabref/gui/entryeditor/OtherFieldsTab.java
+++ b/src/main/java/org/jabref/gui/entryeditor/OtherFieldsTab.java
@@ -37,6 +37,7 @@ protected Collection<String> determineFieldsToShow(BibEntry entry, EntryType ent
                 .filter(field -> !allKnownFields.contains(field)).collect(Collectors.toList());
 
         otherFields.removeAll(entryType.getDeprecatedFields());
+        otherFields.removeAll(entryType.getOptionalFields());
         otherFields.remove(BibEntry.KEY_FIELD);
         otherFields.removeAll(customTabFieldNames);
         return otherFields;