diff --git a/.github/workflows/coveralls_ci_action.yml b/.github/workflows/coveralls_ci_action.yml
index cd1fd19..88ca278 100644
--- a/.github/workflows/coveralls_ci_action.yml
+++ b/.github/workflows/coveralls_ci_action.yml
@@ -10,17 +10,6 @@ jobs:
           - {ROS_DISTRO: humble, ROS_REPO: main}
     runs-on: ubuntu-latest
     steps:
-      - name: Install ROS 2
-        run: |
-        sudo apt-get update && \
-          sudo apt install software-properties-common && \
-          sudo add-apt-repository universe && \
-          sudo apt update && sudo apt install curl -y && \
-          sudo curl -sSL https://raw.githubusercontent.com/ros/rosdistro/master/ros.key -o /usr/share/keyrings/ros-archive-keyring.gpg && \
-          echo "deb [arch=$(dpkg --print-architecture) signed-by=/usr/share/keyrings/ros-archive-keyring.gpg] http://packages.ros.org/ros2/ubuntu $(. /etc/os-release && echo $UBUNTU_CODENAME) main" | sudo tee /etc/apt/sources.list.d/ros2.list > /dev/null && \
-          sudo apt install ros-humble-ros-base && \
-          pip install colcon-common-extensions
-
       - name: Build your ROS 2 package
         run: |
           colcon build --symlink-install --cmake-args \