diff --git a/.github/workflows/nightly.yml b/.github/workflows/nightly.yml
index c9d97792..14b243b1 100644
--- a/.github/workflows/nightly.yml
+++ b/.github/workflows/nightly.yml
@@ -372,8 +372,10 @@ jobs:
         include:
           - distro: foxy
             branch: foxy
-          - distro: rolling
-            branch: main
+          # - distro: rolling
+          #  branch: main
+          - distro: galactic
+            branch: galactic
 
     needs: micro_ros_build
     container: ros:${{ matrix.distro }}
@@ -409,4 +411,4 @@ jobs:
 
       - name: installation
         run: |
-            (test -f install/micro_ros_agent/lib/micro_ros_agent/micro_ros_agent) && true || false
\ No newline at end of file
+            (test -f install/micro_ros_agent/lib/micro_ros_agent/micro_ros_agent) && true || false