diff --git a/.github/workflows/build-and-test-nightly.yml b/.github/workflows/build-and-test-nightly.yml
index b69ede0..72080ec 100644
--- a/.github/workflows/build-and-test-nightly.yml
+++ b/.github/workflows/build-and-test-nightly.yml
@@ -17,8 +17,8 @@ jobs:
       - name: Add nightly Debian repository and rosdep sources list
         run: |
           sudo apt update && sudo apt install curl
-          curl -s http://repository.ichiro-its.org/debian/setup-nightly.bash | bash -s
-          curl -s http://repository.ichiro-its.org/rosdep/setup.bash | bash -s
+          curl -s ${{ secrets.SERVER_BASE_URL }}/debian/setup-nightly.bash | bash -s
+          curl -s ${{ secrets.SERVER_BASE_URL }}/rosdep/setup.bash | bash -s
 
       - name: Build and test workspace
         uses: ichiro-its/ros2-build-and-test-action@main
diff --git a/.github/workflows/build-and-test-stable.yml b/.github/workflows/build-and-test-stable.yml
index 9a6dfe4..afd21e9 100644
--- a/.github/workflows/build-and-test-stable.yml
+++ b/.github/workflows/build-and-test-stable.yml
@@ -15,8 +15,8 @@ jobs:
       - name: Add stable Debian repository and rosdep sources list
         run: |
           sudo apt update && sudo apt install curl
-          curl -s http://repository.ichiro-its.org/debian/setup.bash | bash -s
-          curl -s http://repository.ichiro-its.org/rosdep/setup.bash | bash -s
+          curl -s ${{ secrets.SERVER_BASE_URL }}/debian/setup.bash | bash -s
+          curl -s ${{ secrets.SERVER_BASE_URL }}/rosdep/setup.bash | bash -s
 
       - name: Build and test workspace
         uses: ichiro-its/ros2-build-and-test-action@main
diff --git a/.github/workflows/build-debian-nightly.yml b/.github/workflows/build-debian-nightly.yml
index ae6731f..9bb0d1e 100644
--- a/.github/workflows/build-debian-nightly.yml
+++ b/.github/workflows/build-debian-nightly.yml
@@ -15,8 +15,8 @@ jobs:
       - name: Add nightly Debian repository and rosdep sources list
         run: |
           sudo apt update && sudo apt install curl
-          curl -s http://repository.ichiro-its.org/debian/setup-nightly.bash | bash -s
-          curl -s http://repository.ichiro-its.org/rosdep/setup.bash | bash -s
+          curl -s ${{ secrets.SERVER_BASE_URL }}/debian/setup-nightly.bash | bash -s
+          curl -s ${{ secrets.SERVER_BASE_URL }}/rosdep/setup.bash | bash -s
 
       - name: Build nightly Debian package
         uses: ichiro-its/ros2-build-debian-action@main
diff --git a/.github/workflows/build-debian-stable.yml b/.github/workflows/build-debian-stable.yml
index c0ae951..c6742ef 100644
--- a/.github/workflows/build-debian-stable.yml
+++ b/.github/workflows/build-debian-stable.yml
@@ -15,8 +15,8 @@ jobs:
       - name: Add stable Debian repository and rosdep sources list
         run: |
           sudo apt update && sudo apt install curl
-          curl -s http://repository.ichiro-its.org/debian/setup.bash | bash -s
-          curl -s http://repository.ichiro-its.org/rosdep/setup.bash | bash -s
+          curl -s ${{ secrets.SERVER_BASE_URL }}/debian/setup.bash | bash -s
+          curl -s ${{ secrets.SERVER_BASE_URL }}/rosdep/setup.bash | bash -s
 
       - name: Build stable Debian package
         uses: ichiro-its/ros2-build-debian-action@main