diff --git a/lualib/redis.lua b/lualib/redis.lua
index c05e8423..b1e44185 100644
--- a/lualib/redis.lua
+++ b/lualib/redis.lua
@@ -4,7 +4,6 @@ local socketchannel = require "socketchannel"
 
 local table = table
 local string = string
-local assert = assert
 
 local redis = {}
 local command = {}
@@ -162,27 +161,6 @@ function command:sismember(key, value)
 	return fd:request(compose_message ("SISMEMBER", {key, value}), read_boolean)
 end
 
-function command:pipeline(ops)
-	assert(#ops > 0, "pipeline is null")
-
-	local fd = self[1]
-
-	local cmds = {}
-	for _, cmd in ipairs(ops) do
-		assert(#cmd >= 2, "pipeline error, the params length is less than 2")
-		table.insert(cmds, compose_message(string.upper(cmd[1]), {cmd[2], cmd[3], cmd[4]}))
-	end
-
-	return fd:request(table.concat(cmds, "\r\n"), function (fd)
-		local result = {}
-		for i=1, #ops do
-			local ok, out = read_response(fd)
-			table.insert(result, {ok = ok, out = out})
-		end
-		return true, result
-	end)
-end
-
 --- watch mode
 
 local watch = {}
diff --git a/test/testpipeline.lua b/test/testpipeline.lua
deleted file mode 100644
index ae55b766..00000000
--- a/test/testpipeline.lua
+++ /dev/null
@@ -1,37 +0,0 @@
-local skynet = require "skynet"
-local redis = require "redis"
-
-local conf = {
-	host = "127.0.0.1",
-	port = 6379,
-	db = 0
-}
-
-local function read_table(t)
-    local result = { }
-    for i = 1, #t, 2 do result[t[i]] = t[i + 1] end
-    return result
-end
-
-skynet.start(function()
-	local db = redis.connect(conf)
-
-	local ret = db:pipeline {
-		{"hincrby", "hello", 1, 1},
-		{"del", "hello"},
-		{"hincrby", "hello", 3, 1},
-		{"hgetall", "hello"},
-	}
-
-	print(ret[1].out)
-	print(ret[2].out)
-	print(ret[3].out)
-
-	for k, v in pairs(read_table(ret[4].out)) do
-		print(k, v)
-	end
-
-	db:disconnect()
-	skynet.exit()
-end)
-