diff --git a/rc.lua b/rc.lua
index 537f637..a523935 100644
--- a/rc.lua
+++ b/rc.lua
@@ -569,6 +569,9 @@ awful.rules.rules = {
     { rule_any = { type = { "dialog", "normal" } },
       properties = { titlebars_enabled = true } },
 
+    { rule = { instance = "plugin-container" },
+          properties = { tag = screen[1].tags[1] } },
+
     -- Set Firefox to always map on the first tag on screen 1.
     { rule = { class = "Firefox" },
       properties = { screen = 1, tag = screen[1].tags[1] } },