diff --git a/confluent_osdeploy/el9-diskless/profiles/default/scripts/image2disk.py b/confluent_osdeploy/el9-diskless/profiles/default/scripts/image2disk.py
index 79d0008e..425e5177 100644
--- a/confluent_osdeploy/el9-diskless/profiles/default/scripts/image2disk.py
+++ b/confluent_osdeploy/el9-diskless/profiles/default/scripts/image2disk.py
@@ -326,8 +326,9 @@ def install_to_disk(imgpath):
             biggestsize = fs['initsize']
         if fs['device'].startswith('/dev/mapper'):
             oldvgname = fs['device'].rsplit('/', 1)[-1]
+            # if node has - then /dev/mapper will double up the hypen
             if '_' in oldvgname and '-' in oldvgname.split('_')[-1]:
-                oldvgname = oldvgname.rsplit('-', 1)[0]
+                oldvgname = oldvgname.rsplit('-', 1)[0].replace('--', '-')
                 osname = oldvgname.split('_')[0]
                 nodename = socket.gethostname().split('.')[0]
                 vgname = '{}_{}'.format(osname, nodename)