diff --git a/1.14.6-1.tar.gz b/1.15.11-1.tar.gz
similarity index 69%
rename from 1.14.6-1.tar.gz
rename to 1.15.11-1.tar.gz
index cd21d2e..6d8fdf9 100644
Binary files a/1.14.6-1.tar.gz and b/1.15.11-1.tar.gz differ
diff --git a/README.en.md b/README.en.md
index 6133ec6..4ceca1f 100644
--- a/README.en.md
+++ b/README.en.md
@@ -12,11 +12,11 @@ The ros_comm stack contains the ROS middleware/communications packages. These pa
 
 1. Dowload RPM
 
-wget http://121.36.3.168:82/home:/davidhan:/branches:/openEuler:/20.03:/LTS/standard_aarch64/aarch64/ros_comm-1.14.6-1.oe1.aarch64.rpm
+wget http://121.36.3.168:82/home:/davidhan:/branches:/openEuler:/21.03/standard_aarch64/aarch64/ros_comm-1.15.11-1.oe1.aarch64.rpm
 
 2. Install RPM
 
-sudo rpm -ivh ros_comm-1.14.6-1.oe1.aarch64.rpm
+sudo rpm -ivh ros_comm-1.15.11-1.oe1.aarch64.rpm
 
 #### Instructions
 
diff --git a/README.md b/README.md
index db81056..fe2638e 100644
--- a/README.md
+++ b/README.md
@@ -12,11 +12,11 @@ ros_comm软件包提供了与ROS通信相关的软件包，包括核心客户端
 
 1. 下载rpm包
 
-wget http://121.36.3.168:82/home:/davidhan:/branches:/openEuler:/20.03:/LTS/standard_aarch64/aarch64/ros_comm-1.14.6-1.oe1.aarch64.rpm
+wget http://121.36.3.168:82/home:/davidhan:/branches:/openEuler:/21.03/standard_aarch64/aarch64/ros_comm-1.15.11-1.oe1.aarch64.rpm
 
 2. 安装rpm包
 
-sudo rpm -ivh ros_comm-1.14.6-1.oe1.aarch64.rpm
+sudo rpm -ivh ros_comm-1.15.11-1.oe1.aarch64.rpm
 
 #### 使用说明
 
diff --git a/ros_comm.spec b/ros_comm.spec
index ac3b095..d04f602 100644
--- a/ros_comm.spec
+++ b/ros_comm.spec
@@ -1,51 +1,70 @@
 Name:		ros_comm
-Version:	1.14.6
+Version:	1.15.11
 Release:	2
-Summary:	This is ROS melodic ros_comm Package
+Summary:	This is ROS noetic ros_comm Package
 License:	Public Domain and Apache-2.0 and BSD and MIT and BSL-1.0 and LGPL-2.1-only
-URL:		https://github.com/ros-gbp/ros_comm-release/archive/release/melodic/ros_comm
-Source0:	https://github.com/ros-gbp/ros_comm-release/archive/release/melodic/ros_comm/1.14.6-1.tar.gz
+URL:		https://github.com/ros-gbp/ros_comm-release/archive/release/noetic/ros_comm
+Source0:	https://github.com/ros-gbp/ros_comm-release/archive/release/noetic/ros_comm/1.15.11-1.tar.gz
 BuildRequires:	gcc-c++
 BuildRequires:	cmake
 BuildRequires:	lz4-devel
 BuildRequires:	bzip2-devel
-BuildRequires:	python-devel
-BuildRequires:	python-setuptools
+BuildRequires:	python3-devel
+BuildRequires:	python3-setuptools
 BuildRequires:	openssl-devel
 BuildRequires:	boost-devel
+BuildRequires:	python3-gpgme
+BuildRequires:	gpgme-devel
+BuildRequires:	cpp-gpgme
+BuildRequires:	python3-crypto
 
 %description
-This is ROS melodic ros_comm Package.
+This is ROS noetic ros_comm Package.
+
+%prep
+%setup 
 
 %install
 cd 3rdparty/ 
 
 cd empy-3.3.4/
-python setup.py install --user
+python3 setup.py install --user
 cd ..
 
 cd six-1.15.0/
-python setup.py install --user
+python3 setup.py install --user
 cd ..
 
 cd setuptools_scm-4.1.2/
-python setup.py install --user
+python3 setup.py install --user
 cd ..
 
 cd python-dateutil-2.8.1/
-python setup.py install --user
+python3 setup.py install --user
 cd ..
 
 cd pyparsing-2.4.7/
-python setup.py install --user
+python3 setup.py install --user
 cd ..
 
 cd docutils-0.16/
-python setup.py install --user
+python3 setup.py install --user
 cd ..
 
 cd catkin_pkg-0.4.22/
-python setup.py install --user
+python3 setup.py install --user
+cd ..
+
+cd PyYAML-5.3.1/
+python3 setup.py install --user
+cd ..
+
+cd distro-1.5.0/
+python3 setup.py install --user
+cd ..
+
+cd rospkg-1.2.8/
+python3 setup.py install --user
 cd ..
 
 
@@ -89,26 +108,25 @@ cd ..
 #
 ####
 SRC_PATH=$PWD/install_isolated
-DST_PATH=/opt/ros/melodic
+DST_PATH=/opt/ros/noetic
 sed -i "s:${SRC_PATH}:${DST_PATH}:g"  `grep -rIln "${SRC_PATH}" install_isolated/*`
 
 ####
 # 添加.catkin和.rosinstall文件
 #
 ####
-mkdir -p %{buildroot}/opt/ros/melodic/
+mkdir -p %{buildroot}/opt/ros/noetic/
 mkdir -p %{buildroot}/usr/local/
-cp -r install_isolated/* %{buildroot}/opt/ros/melodic/
-cp  install_isolated/.rosinstall %{buildroot}/opt/ros/melodic/
-cp  install_isolated/.catkin %{buildroot}/opt/ros/melodic/
+cp -r install_isolated/* %{buildroot}/opt/ros/noetic/
+cp  install_isolated/.rosinstall %{buildroot}/opt/ros/noetic/
+cp  install_isolated/.catkin %{buildroot}/opt/ros/noetic/
 cp -r 3rdparty/install/* %{buildroot}/usr/local/
 %files
 %defattr(-,root,root)
-/opt/ros/melodic/*
-/opt/ros/melodic/.rosinstall
-/opt/ros/melodic/.catkin
+/opt/ros/noetic/*
+/opt/ros/noetic/.rosinstall
+/opt/ros/noetic/.catkin
 /usr/local/*
 %changelog
 * Thu 12-15-2020 openEuler Buildteam <hanhaomin008@126.com>
 - Package init
-
diff --git a/ros_comm.yaml b/ros_comm.yaml
index f73074a..099eea5 100644
--- a/ros_comm.yaml
+++ b/ros_comm.yaml
@@ -1,5 +1,5 @@
 ---
 version_control: git
 src_repo: https://github.com/ros/ros_comm.git 
-tag_prefix: 1.14.6-1
+tag_prefix: 1.15.11-1
 separator: "."