diff --git a/starlingx-dashboard/centos/build_srpm.data b/starlingx-dashboard/centos/build_srpm.data
index 8c7b683b..35d217d8 100644
--- a/starlingx-dashboard/centos/build_srpm.data
+++ b/starlingx-dashboard/centos/build_srpm.data
@@ -1,2 +1,2 @@
 SRC_DIR="starlingx-dashboard"
-TIS_PATCH_VER=11
+TIS_PATCH_VER=12
diff --git a/starlingx-dashboard/starlingx-dashboard/starlingx_dashboard/dashboards/admin/inventory/storages/lvg_params/forms.py b/starlingx-dashboard/starlingx-dashboard/starlingx_dashboard/dashboards/admin/inventory/storages/lvg_params/forms.py
index 5a3faeb1..b7a640aa 100644
--- a/starlingx-dashboard/starlingx-dashboard/starlingx_dashboard/dashboards/admin/inventory/storages/lvg_params/forms.py
+++ b/starlingx-dashboard/starlingx-dashboard/starlingx_dashboard/dashboards/admin/inventory/storages/lvg_params/forms.py
@@ -233,7 +233,7 @@ class ParamForm(ParamMixin, forms.SelfHandlingForm):
                sysinv.LVG_NOVA_BACKING_LVM:
                 inst_size_mib = sysinv.LVG_NOVA_PARAM_INSTANCES_SIZE_MIB
                 inst_size_gib = sysinv.LVG_NOVA_PARAM_INSTANCES_SIZE_GIB
-                size_gib = float(caps.get(inst_size_mib)) / 1024
+                size_gib = int(caps.get(inst_size_mib)) / 1024
                 self.fields[inst_size_gib] = \
                     forms.IntegerField(
                         label=_("Instances Logical Volume Size"),