diff --git a/data/core/commands/doc.lua b/data/core/commands/doc.lua
index d0e0ddde..3d1cd7b5 100644
--- a/data/core/commands/doc.lua
+++ b/data/core/commands/doc.lua
@@ -67,7 +67,7 @@ end
 
 local function save(filename)
   doc():save(filename)
-  if doc().filename == (USERDIR .. "/init.lua") then
+  if doc().filename == (USERDIR .. PATHSEP .. "init.lua") then
     core.reload_module("core.style")
     core.load_user_directory()
   end