diff --git a/plugins/php/lib/libmemcached.sh b/plugins/php/lib/libmemcached.sh
index 76297d853..2dca0bf21 100644
--- a/plugins/php/lib/libmemcached.sh
+++ b/plugins/php/lib/libmemcached.sh
@@ -15,14 +15,27 @@ rootPath=$(dirname "$rootPath")
 SERVER_ROOT=$rootPath/lib
 SOURCE_ROOT=$rootPath/source/lib
 
+#----------------------------- libmemcached start -------------------------#
+# if [ ! -d ${SERVER_ROOT}/libmemcached ];then
+#     cd ${SOURCE_ROOT}
+#     if [ ! -f ${SOURCE_ROOT}/libmemcached-1.0.4.tar.gz ];then
+#     	wget -O libmemcached-1.0.4.tar.gz https://launchpad.net/libmemcached/1.0/1.0.4/+download/libmemcached-1.0.4.tar.gz -T 20
+#     fi 
+#     tar -zxf libmemcached-1.0.4.tar.gz
+#     cd libmemcached-1.0.4
+#     ./configure --prefix=${SERVER_ROOT}/libmemcached -with-memcached && make && make install
+# fi
+#----------------------------- libmemcached end -------------------------#
+
+
 #----------------------------- libmemcached start -------------------------#
 if [ ! -d ${SERVER_ROOT}/libmemcached ];then
     cd ${SOURCE_ROOT}
-    if [ ! -f ${SOURCE_ROOT}/libmemcached-1.0.4.tar.gz ];then
-    	wget -O libmemcached-1.0.4.tar.gz https://launchpad.net/libmemcached/1.0/1.0.4/+download/libmemcached-1.0.4.tar.gz -T 20
+    if [ ! -f ${SOURCE_ROOT}/libmemcached-1.0.18.tar.gz ];then
+        wget -O libmemcached-1.0.18.tar.gz https://launchpad.net/libmemcached/1.0/1.0.18/+download/libmemcached-1.0.18.tar.gz -T 20
     fi 
-    tar -zxf libmemcached-1.0.4.tar.gz
-    cd libmemcached-1.0.4
+    tar -zxf libmemcached-1.0.18.tar.gz
+    cd libmemcached-1.0.18
     ./configure --prefix=${SERVER_ROOT}/libmemcached -with-memcached && make && make install
 fi
 #----------------------------- libmemcached end -------------------------#
\ No newline at end of file