diff --git a/docs/release-notes.md b/docs/release-notes.md
index 97aabd37..cb177ca0 100644
--- a/docs/release-notes.md
+++ b/docs/release-notes.md
@@ -1,6 +1,10 @@
 ← [README](README.md)
 
 # Release notes
+## Upcoming released
+* For modders:
+  * Fixed asset propagation for Gil's portraits.
+
 ## 3.5
 Released 27 April 2020 for Stardew Valley 1.4.1 or later.
 
diff --git a/src/SMAPI/Metadata/CoreAssetPropagator.cs b/src/SMAPI/Metadata/CoreAssetPropagator.cs
index 0a14086b..fa6541cb 100644
--- a/src/SMAPI/Metadata/CoreAssetPropagator.cs
+++ b/src/SMAPI/Metadata/CoreAssetPropagator.cs
@@ -816,9 +816,18 @@ namespace StardewModdingAPI.Metadata
                     where key != null && lookup.Contains(key)
                     select new { Npc = npc, Key = key }
                 )
-                .ToArray();
-            if (!characters.Any())
-                return;
+                .ToList();
+
+            // special case: Gil is a private NPC field on the AdventureGuild class (only used for the portrait)
+            {
+                string gilKey = this.NormalizeAssetNameIgnoringEmpty("Portraits/Gil");
+                if (lookup.Contains(gilKey))
+                {
+                    GameLocation adventureGuild = Game1.getLocationFromName("AdventureGuild");
+                    if (adventureGuild != null)
+                        characters.Add(new { Npc = this.Reflection.GetField<NPC>(adventureGuild, "Gil").GetValue(), Key = gilKey });
+                }
+            }
 
             // update portrait
             foreach (var target in characters)