diff --git a/.github/workflows/rust-minimal.yml b/.github/workflows/rust-minimal.yml
index 66fc3c038..f266b02c6 100644
--- a/.github/workflows/rust-minimal.yml
+++ b/.github/workflows/rust-minimal.yml
@@ -45,7 +45,11 @@ jobs:
     - name: Search packages in this repository
       id: list_packages
       run: |
-        echo ::set-output name=package_list::$(colcon list --names-only)
+        {
+          echo 'package_list<<EOF'
+          colcon list --names-only
+          echo EOF
+        } >> "$GITHUB_OUTPUT"
 
     - name: Setup ROS environment
       uses: ros-tooling/setup-ros@v0.7
diff --git a/.github/workflows/rust-stable.yml b/.github/workflows/rust-stable.yml
index 944b9da27..4cc44d4db 100644
--- a/.github/workflows/rust-stable.yml
+++ b/.github/workflows/rust-stable.yml
@@ -45,7 +45,11 @@ jobs:
     - name: Search packages in this repository
       id: list_packages
       run: |
-        echo ::set-output name=package_list::$(colcon list --names-only)
+        {
+          echo 'package_list<<EOF'
+          colcon list --names-only
+          echo EOF
+        } >> "$GITHUB_OUTPUT"
 
     - name: Setup ROS environment
       uses: ros-tooling/setup-ros@v0.7