diff --git a/src/SMAPI.Toolkit/Framework/ModScanning/ModScanner.cs b/src/SMAPI.Toolkit/Framework/ModScanning/ModScanner.cs
index a85ef109..d115810a 100644
--- a/src/SMAPI.Toolkit/Framework/ModScanning/ModScanner.cs
+++ b/src/SMAPI.Toolkit/Framework/ModScanning/ModScanner.cs
@@ -45,10 +45,14 @@ namespace StardewModdingAPI.Toolkit.Framework.ModScanning
             ".png",
             ".psd",
             ".tif",
+            ".xcf", // gimp files
 
             // archives
             ".rar",
             ".zip",
+            ".7z",
+            ".tar",
+            ".tar.gz"
 
             // backup files
             ".backup",