diff --git a/README.md b/README.md
index 896e79e..2650c51 100644
--- a/README.md
+++ b/README.md
@@ -1 +1,12 @@
 # ros2_debian
+
+The purpose of this repository is to provide docker images for building ros2_control on debian. 
+They are automatically built and pushed to https://github.com/ros-controls/ros2_rhel/pkgs/container/ros
+
+To manually build them, you can use the following commands:
+```bash
+docker build -t ros2_debian11_humble . -f Dockerfile.debian11 --build-arg ROS_DISTRO=humble
+docker build -t ros2_debian11_iron . -f Dockerfile.debian11 --build-arg ROS_DISTRO=iron
+docker build -t ros2_debian12_jazzy . -f Dockerfile.debian12 --build-arg ROS_DISTRO=jazzy
+docker build -t ros2_debian12_rolling . -f Dockerfile.debian12 --build-arg ROS_DISTRO=rolling
+```
\ No newline at end of file
diff --git a/ros-controls.jazzy.repos b/ros-controls.jazzy.repos
index 6055061..29c86cd 100644
--- a/ros-controls.jazzy.repos
+++ b/ros-controls.jazzy.repos
@@ -34,4 +34,16 @@ repositories:
   ackermann_msgs:
     type: git
     url: https://github.com/ros-drivers/ackermann_msgs.git
-    version: ros2
\ No newline at end of file
+    version: ros2
+  sdformat_urdf:
+    type: git
+    url: https://github.com/ros/sdformat_urdf.git
+    version: jazzy
+  gazebo-release/sdformat_vendor:
+    type: git
+    url: https://github.com/gazebo-release/sdformat_vendor.git
+    version: jazzy
+  gazebo-release/gz_tools_vendor:
+    type: git
+    url: https://github.com/gazebo-release/gz_tools_vendor.git
+    version: jazzy
\ No newline at end of file
diff --git a/ros-controls.rolling.repos b/ros-controls.rolling.repos
index 21cad00..b00650a 100644
--- a/ros-controls.rolling.repos
+++ b/ros-controls.rolling.repos
@@ -34,4 +34,16 @@ repositories:
   ackermann_msgs:
     type: git
     url: https://github.com/ros-drivers/ackermann_msgs.git
-    version: ros2
\ No newline at end of file
+    version: ros2
+  sdformat_urdf:
+    type: git
+    url: https://github.com/ros/sdformat_urdf.git
+    version: rolling
+  gazebo-release/sdformat_vendor:
+    type: git
+    url: https://github.com/gazebo-release/sdformat_vendor.git
+    version: rolling
+  gazebo-release/gz_tools_vendor:
+    type: git
+    url: https://github.com/gazebo-release/gz_tools_vendor.git
+    version: rolling
\ No newline at end of file