diff --git a/sysinv/sysinv/centos/build_srpm.data b/sysinv/sysinv/centos/build_srpm.data
index b9b3dc2d9b..73abbf7dff 100644
--- a/sysinv/sysinv/centos/build_srpm.data
+++ b/sysinv/sysinv/centos/build_srpm.data
@@ -1,2 +1,2 @@
 SRC_DIR="sysinv"
-TIS_PATCH_VER=291
+TIS_PATCH_VER=292
diff --git a/sysinv/sysinv/sysinv/sysinv/api/controllers/v1/cpu_utils.py b/sysinv/sysinv/sysinv/sysinv/api/controllers/v1/cpu_utils.py
index 93deef47c7..df09a6e857 100644
--- a/sysinv/sysinv/sysinv/sysinv/api/controllers/v1/cpu_utils.py
+++ b/sysinv/sysinv/sysinv/sysinv/api/controllers/v1/cpu_utils.py
@@ -19,7 +19,7 @@ CORE_FUNCTIONS = [
     constants.NO_FUNCTION
 ]
 
-VSWITCH_MIN_CORES = 1
+VSWITCH_MIN_CORES = 0
 VSWITCH_MAX_CORES = 8
 
 
diff --git a/sysinv/sysinv/sysinv/sysinv/puppet/platform.py b/sysinv/sysinv/sysinv/sysinv/puppet/platform.py
index b64b12717c..c33117d26a 100644
--- a/sysinv/sysinv/sysinv/sysinv/puppet/platform.py
+++ b/sysinv/sysinv/sysinv/sysinv/puppet/platform.py
@@ -592,7 +592,7 @@ class PlatformPuppet(base.BasePuppet):
 
             # non-vswitch CPUs = all cores - vswitch cores
             non_vswitch_cpus = host_cpu_list
-            for i in [int(s) for s in vswitch_cpu_list.split(',')]:
+            for i in [c.cpu for c in vswitch_cpus]:
                 non_vswitch_cpus.remove(i)
 
             # change the CPU list to ranges