diff --git a/packages/noise-c/xmake.lua b/packages/n/noise-c/xmake.lua
similarity index 89%
rename from packages/noise-c/xmake.lua
rename to packages/n/noise-c/xmake.lua
index 874932401..b21602064 100644
--- a/packages/noise-c/xmake.lua
+++ b/packages/n/noise-c/xmake.lua
@@ -6,9 +6,9 @@ package("noise-c")
     add_urls("https://github.com/rweather/noise-c.git")
     add_versions("2021.04.09", "9379e580a14c0374a57d826a49ba53b7440c80bc")
 
-    add_deps("autoconf", "automake")
+    add_deps("autoconf", "automake", "bison", "flex")
 
-    on_install(function (package)
+    on_install("linux", "macosx", function (package)
         local configs = {}
         table.insert(configs, "--enable-shared=" .. (package:config("shared") and "yes" or "no"))
         if package:debug() then
diff --git a/packages/pupnp/xmake.lua b/packages/p/pupnp/xmake.lua
similarity index 100%
rename from packages/pupnp/xmake.lua
rename to packages/p/pupnp/xmake.lua