diff --git a/src/context/service/database/Constraint.py b/src/context/service/database/Constraint.py
index 0540841c3a570f9a1e28ec530998b115f73a62a7..768108d9b71050e197d90e011f5e47403292a46e 100644
--- a/src/context/service/database/Constraint.py
+++ b/src/context/service/database/Constraint.py
@@ -66,7 +66,7 @@ def compose_constraints_data(
             constraint_name = '{:s}:{:s}:{:s}'.format(parent_kind, kind.value, endpoint_uuid)
         elif kind in {
             ConstraintKindEnum.SCHEDULE, ConstraintKindEnum.SLA_CAPACITY, ConstraintKindEnum.SLA_LATENCY,
-            ConstraintKindEnum.SLA_AVAILABILITY, ConstraintKindEnum.SLA_ISOLATION_LEVEL
+            ConstraintKindEnum.SLA_AVAILABILITY, ConstraintKindEnum.SLA_ISOLATION
         }:
             constraint_name = '{:s}:{:s}:'.format(parent_kind, kind.value)
         else:
diff --git a/src/context/service/database/models/ConstraintModel.py b/src/context/service/database/models/ConstraintModel.py
index 01c7bcb76b00ac5d8b49d9f99f010d1ddfd30788..e9660d502c4420ec69c2bdc883d5e03ef283ca54 100644
--- a/src/context/service/database/models/ConstraintModel.py
+++ b/src/context/service/database/models/ConstraintModel.py
@@ -19,15 +19,17 @@ from typing import Dict
 from ._Base import _Base
 
 # Enum values should match name of field in Constraint message
+# - enum item name should be Constraint message type in upper case
+# - enum item value should be Constraint message type as it is in the proto files
 class ConstraintKindEnum(enum.Enum):
-    CUSTOM              = 'custom'
-    SCHEDULE            = 'schedule'
-    ENDPOINT_LOCATION   = 'endpoint_location'
-    ENDPOINT_PRIORITY   = 'endpoint_priority'
-    SLA_CAPACITY        = 'sla_capacity'
-    SLA_LATENCY         = 'sla_latency'
-    SLA_AVAILABILITY    = 'sla_availability'
-    SLA_ISOLATION_LEVEL = 'sla_isolation'
+    CUSTOM            = 'custom'
+    SCHEDULE          = 'schedule'
+    ENDPOINT_LOCATION = 'endpoint_location'
+    ENDPOINT_PRIORITY = 'endpoint_priority'
+    SLA_CAPACITY      = 'sla_capacity'
+    SLA_LATENCY       = 'sla_latency'
+    SLA_AVAILABILITY  = 'sla_availability'
+    SLA_ISOLATION     = 'sla_isolation'
 
 class ConstraintModel(_Base):
     __tablename__ = 'constraint'
diff --git a/src/webui/service/templates/service/detail.html b/src/webui/service/templates/service/detail.html
index d99ede3e02c9716782317efc60fcc8d92e2e811a..b267f986c5e80af9f26b7beb060b284e2eb5b4d5 100644
--- a/src/webui/service/templates/service/detail.html
+++ b/src/webui/service/templates/service/detail.html
@@ -157,7 +157,6 @@
             <td>SLA Availability</td>
             <td>-</td>
             <td>
-                {{ constraint.sla_availability.availability }} %;
                 {{ constraint.sla_availability.num_disjoint_paths }} disjoint paths;
                 {% if constraint.sla_availability.all_active %}all{% else %}single{% endif %}-active
             </td>
diff --git a/src/webui/service/templates/slice/detail.html b/src/webui/service/templates/slice/detail.html
index 6c8d15aed6fcf91580e9fa3bfe9f2f9a14e7666b..2c1b55afb84bbe9d5dde92fe574cca094040b7af 100644
--- a/src/webui/service/templates/slice/detail.html
+++ b/src/webui/service/templates/slice/detail.html
@@ -157,7 +157,6 @@
             <td>SLA Availability</td>
             <td>-</td>
             <td>
-                {{ constraint.sla_availability.availability }} %;
                 {{ constraint.sla_availability.num_disjoint_paths }} disjoint paths;
                 {% if constraint.sla_availability.all_active %}all{% else %}single{% endif %}-active
             </td>