diff --git a/.github/workflows/rebase-ros-rmw_fastrtps.yml b/.github/workflows/rebase-ros-rmw_fastrtps.yml
index 181934129..6f8b34697 100644
--- a/.github/workflows/rebase-ros-rmw_fastrtps.yml
+++ b/.github/workflows/rebase-ros-rmw_fastrtps.yml
@@ -13,7 +13,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        dest_branch: ['master', 'galactic', 'humble', 'vulcanexus', 'vulcanexus-galactic', 'vulcanexus-humble']
+        dest_branch: ['master', 'humble', 'iron', 'vulcanexus', 'vulcanexus-humble', 'vulcanexus-iron']
         
     steps:
       # Step 1: run a standard checkout action, provided by github (REQUIRED)
@@ -34,30 +34,30 @@ jobs:
 
       # Step 3: Rebase
     - name: Rebase current branch to upstream changes
-      id: rebase_master_galactic
+      id: rebase_master
       run: |
         git fetch ros ${{ matrix.dest_branch }}
         git rebase ros/${{ matrix.dest_branch }}
       shell: bash
-      if: matrix.dest_branch == 'master' || matrix.dest_branch == 'galactic' || matrix.dest_branch == 'humble'
+      if: matrix.dest_branch == 'master' || matrix.dest_branch == 'humble' || matrix.dest_branch == 'iron'
     - id: rebase_vulcanexus
       run: |
         git fetch ros master
         git rebase ros/master
       shell: bash
       if: matrix.dest_branch == 'vulcanexus'
-    - id: rebase_vulcanexus_galactic
-      run: |
-        git fetch ros galactic
-        git rebase ros/galactic
-      shell: bash
-      if: matrix.dest_branch == 'vulcanexus-galactic'
     - id: rebase_vulcanexus_humble
       run: |
         git fetch ros humble
         git rebase ros/humble
       shell: bash
       if: matrix.dest_branch == 'vulcanexus-humble'
+    - id: rebase_vulcanexus_iron
+      run: |
+        git fetch ros iron
+        git rebase ros/iron
+      shell: bash
+      if: matrix.dest_branch == 'vulcanexus-iron'
 
       # Step 4: Push
     - name: Force push if required