diff --git a/.luakit_bookmarks_converter.lua b/.luakit_bookmarks_converter.lua
deleted file mode 100755
index 0dbbe641..00000000
--- a/.luakit_bookmarks_converter.lua
+++ /dev/null
@@ -1,52 +0,0 @@
-local usage = [[Usage: luakit -c bookmark_migrate.lua [old bookmark db path] [new bookmark db path]
-]]
-
-local old_db_path, new_db_path = unpack(uris)
-
-if not old_db_path or not new_db_path then
-   io.stdout:write(usage)
-   luakit.quit(1)
-end
-
--- One-pass file read into 'data' var.
-old_db = assert(io.open(old_db_path, "r"))
-local data = old_db:read("*all")
-assert(old_db:close())
-
--- Init new_db, otherwise sqlite queries will fail.
-new_db = sqlite3{ filename = new_db_path }
-new_db:exec("CREATE TABLE IF NOT EXISTS bookmarks (id INTEGER PRIMARY KEY, uri TEXT NOT NULL, title TEXT NOT NULL, desc TEXT NOT NULL, tags TEXT NOT NULL, created INTEGER, modified INTEGER )")
-
--- Fill
-local url,tag
-
-for line in data:gmatch("[^\n]*\n?") do
-
-   if string.len(line) > 1 then
-
-      print ("["..line.."]")
-
-      -- Get url and tag (if present) from first line.
-      _, _, url, tag = string.find(line, "([^\n\t]+)\t*([^\n]*)\n?")
-
-      -- Optional yet convenient output.
-      io.write(url)
-      io.write("\t")
-      io.write(tag)
-      io.write("\n")
-
-      -- DB insertion. Nothing will be overwritten. If URL and/or tag already exists, then a double is created.
-      new_db:exec("INSERT INTO bookmarks VALUES (NULL, ?, ?, ?, ?, ?, ?)", 
-                  {
-                     url, "", "", tag or "",
-                     os.time(), os.time()
-                  })
-      end
-end
-
-print("Import finished.")
-print("\nVacuuming database...")
-new_db:exec "VACUUM"
-print("Vacuum done.")
-
-luakit.quit(0)
diff --git a/.zshrc b/.zshrc
index f33a57ea..ecf9a264 100644
--- a/.zshrc
+++ b/.zshrc
@@ -9,7 +9,7 @@
 
 ## TODO: is it possible to unify BSD and GNU here?
 if [ "$OSTYPE" = "linux-gnu" ]; then
-    SHELL_CURRENT="$(ps | awk -v shellpid=$$ '$0 ~ shellpid {print $4}')"
+    SHELL_CURRENT="$(ps -o command hp $$ )"
 else
     SHELL_CURRENT="$(ps -c | awk -v shellpid=$$ '$0 ~ shellpid {print $5}')"
 fi