diff --git a/src/StardewModdingAPI.Toolkit/Framework/Clients/WebApi/ModExtendedMetadataModel.cs b/src/StardewModdingAPI.Toolkit/Framework/Clients/WebApi/ModExtendedMetadataModel.cs
index a716114b..21376b36 100644
--- a/src/StardewModdingAPI.Toolkit/Framework/Clients/WebApi/ModExtendedMetadataModel.cs
+++ b/src/StardewModdingAPI.Toolkit/Framework/Clients/WebApi/ModExtendedMetadataModel.cs
@@ -1,3 +1,4 @@
+using System.Collections.Generic;
 using System.Linq;
 using Newtonsoft.Json;
 using Newtonsoft.Json.Converters;
@@ -73,5 +74,16 @@ namespace StardewModdingAPI.Toolkit.Framework.Clients.WebApi
                 this.Name = this.Name ?? db.DisplayName;
             }
         }
+
+        /// <summary>Get update keys based on the metadata.</summary>
+        public IEnumerable<string> GetUpdateKeys()
+        {
+            if (this.NexusID.HasValue)
+                yield return $"Nexus:{this.NexusID}";
+            if (this.ChucklefishID.HasValue)
+                yield return $"Chucklefish:{this.ChucklefishID}";
+            if (this.GitHubRepo != null)
+                yield return $"GitHub:{this.GitHubRepo}";
+        }
     }
 }