diff --git a/generasitio.lua b/generasitio.lua
index e4a65de..0deaf06 100644
--- a/generasitio.lua
+++ b/generasitio.lua
@@ -505,12 +505,8 @@ os.execute(string.format("find %s -iname *.gmi -exec rm {} \\;", gemdir))
 
 -- copy images
 print("copiando imágenes y otros archivos...")
-local imgs = io.popen("ls src/img/")
-for img in imgs:lines() do
-	os.execute(string.format("cp -vu src/img/%s %s/img/", img, webdir))
-	os.execute(string.format("cp -vu src/img/%s %s/img/", img, gemdir))
-end
-imgs:close()
+os.execute( string.format("find src/img/ -type f -exec cp -vut %s/img/ {} +",webdir))
+os.execute( string.format("find src/img/ -type f -exec cp -vut %s/img/ {} +",gemdir))
 
 -- copy stylesheet and misc files
 os.execute(string.format("cp -vu templates/estilo.css %s/static/",webdir))