diff --git a/devenv/kollanode.yaml b/devenv/kollanode.yaml
index 4c729ca8d0..733175a69a 100644
--- a/devenv/kollanode.yaml
+++ b/devenv/kollanode.yaml
@@ -189,6 +189,10 @@ resources:
                            python-novaclient python-cinderclient \
                            python-neutronclient python-heatclient
 
+            # Disable firewalld per OpenStack documentation
+            service firewalld stop
+            chkconfig firewalld off
+
             # Send the CFN signal
             cfn-signal -e0 --data 'OK' -r 'Setup complete' '$WAIT_HANDLE'
           params: