diff --git a/ubuntu/colcon_build/action.yml b/ubuntu/colcon_build/action.yml
index e4929c7e..2e18ad97 100644
--- a/ubuntu/colcon_build/action.yml
+++ b/ubuntu/colcon_build/action.yml
@@ -50,6 +50,9 @@ runs:
     - name: Build workspace with colcon
       run: |
 
+        # https://github.com/actions/runner-images/issues/9491
+        sudo sysctl vm.mmap_rnd_bits=28
+
         echo "::group::Compile using colcon ${{ inputs.workspace }}"
 
         if [[ ! -z "${{ inputs.workspace_dependencies }}" ]]; then