diff --git a/gio/FileAdapter.custom b/gio/FileAdapter.custom
index 24033678e..bab7ab7e4 100644
--- a/gio/FileAdapter.custom
+++ b/gio/FileAdapter.custom
@@ -32,7 +32,7 @@ public bool Delete ()
 	return Delete (null);
 }
 
-[DllImport("gio")]
+[DllImport("libgio-2.0-0.dll")]
 static extern IntPtr g_file_get_uri(IntPtr raw);
 
 public System.Uri Uri {