diff --git a/modules/lib/wget.lua b/modules/lib/wget.lua
index 39b9259..9cc0109 100644
--- a/modules/lib/wget.lua
+++ b/modules/lib/wget.lua
@@ -5,6 +5,7 @@ function wget(url)
  until R.finishConnect()
  S=""
  repeat
+  coroutine.yield()
   ns = R.read(2048)
   S = S .. (ns or "")
  until not ns