diff --git a/QuickLook.Plugin/QuickLook.Plugin.CsvViewer/Plugin.cs b/QuickLook.Plugin/QuickLook.Plugin.CsvViewer/Plugin.cs
index bc61016..85d0e6b 100644
--- a/QuickLook.Plugin/QuickLook.Plugin.CsvViewer/Plugin.cs
+++ b/QuickLook.Plugin/QuickLook.Plugin.CsvViewer/Plugin.cs
@@ -34,7 +34,7 @@ namespace QuickLook.Plugin.CsvViewer
 
         public bool CanHandle(string path)
         {
-            return !Directory.Exists(path) && path.ToLower().EndsWith(".csv");
+            return !Directory.Exists(path) && (path.ToLower().EndsWith(".csv") || path.ToLower().EndsWith(".tsv"));
         }
 
         public void Prepare(string path, ContextObject context)
@@ -60,4 +60,4 @@ namespace QuickLook.Plugin.CsvViewer
             _panel = null;
         }
     }
-}
\ No newline at end of file
+}
diff --git a/QuickLook.Plugin/QuickLook.Plugin.ImageViewer/Plugin.cs b/QuickLook.Plugin/QuickLook.Plugin.ImageViewer/Plugin.cs
index 013aa6f..2b25bff 100644
--- a/QuickLook.Plugin/QuickLook.Plugin.ImageViewer/Plugin.cs
+++ b/QuickLook.Plugin/QuickLook.Plugin.ImageViewer/Plugin.cs
@@ -49,7 +49,7 @@ namespace QuickLook.Plugin.ImageViewer
             ".sr2", ".srf", ".srw", ".svg",
             ".tga", ".tif", ".tiff",
             ".wdp", ".webp", ".wmf",
-            ".x3f"
+            ".x3f", ".xcf"
         });
 
         private ImagePanel _ip;