diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5f32b6f0..329ec577 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,7 +5,8 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project somewhat adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).  The MAJOR version number is bumped when there are **"Breaking Changes"** in the pret projects. For more on this, see [the manual page on breaking changes](https://huderlem.github.io/porymap/manual/breaking-changes.html).
 
 ## [Unreleased]
-Nothing, yet.
+### Fixed
+- Fix custom top-level data in the `encounters` object of `wild_encounters.json` being discarded if no `fields` data is present.
 
 ## [6.3.0] - 2025-12-26
 ### Added
diff --git a/src/project.cpp b/src/project.cpp
index d53e9cb9..b564b34b 100644
--- a/src/project.cpp
+++ b/src/project.cpp
@@ -1023,10 +1023,9 @@ bool Project::saveWildMonData() {
                 }
                 monInfoObject["mons"] = monArray;
                 OrderedJson::append(&monInfoObject, monInfo.customData);
-
                 encounterObject[fieldName] = monInfoObject;
-                OrderedJson::append(&encounterObject, encounterHeader.customData);
             }
+            OrderedJson::append(&encounterObject, encounterHeader.customData);
             encountersArray.push_back(encounterObject);
         }
     }