diff --git a/.github/workflows/config.yml b/.github/workflows/config.yml
index 9838b0a103..247dbebeac 100644
--- a/.github/workflows/config.yml
+++ b/.github/workflows/config.yml
@@ -192,6 +192,15 @@ jobs:
           rosdep install -qq -r -y --from-path . --ignore-src || echo "OK"
         shell: bash
 
+      - name: Download unreleased files
+        run: |
+          source /opt/ros/one/setup.bash
+          set -x
+          cd ~/ws/src
+	  # rosinstall_generator libsiftfast --rosdistro noetic
+	  git clone https://github.com/tork-a/jsk_3rdparty-release.git -b release/noetic/libsiftfast/2.1.28-1
+        shell: bash
+
       - name: Compile Packages
         run: |
           source /opt/ros/one/setup.bash