diff --git a/plugins/rule34.lua b/plugins/rule34.lua
index 1f8e6e9..025a511 100644
--- a/plugins/rule34.lua
+++ b/plugins/rule34.lua
@@ -25,6 +25,7 @@ local function run(msg, matches)
   local tag = matches[1]
   local tag = string.gsub(tag, " ", '_')
   local tag = string.gsub(tag, ":", '%%3A')
+  local tag = string.gsub(tag, "+", '%%2B')
   local receiver = get_receiver(msg)
   local url, id = get_r34_info(tag)
   local cb_extra = {