diff --git a/helm/templates/deployment.yaml b/helm/templates/deployment.yaml
index b024d92..1e3e140 100644
--- a/helm/templates/deployment.yaml
+++ b/helm/templates/deployment.yaml
@@ -25,8 +25,12 @@ spec:
             value: "{{ .Values.manageClaimsInterval }}"
           - name: MANAGE_HANDLES_INTERVAL
             value: "{{ .Values.manageHandlesInterval }}"
+          - name: MANAGE_POOLS_INTERVAL
+            value: "{{ .Values.managePoolsInterval }}"
           - name: OPERATOR_DOMAIN
             value: {{ include "poolboy.operatorDomain" . }}
+          - name: RESOURCE_REFRESH_INTERVAL
+            value: "{{ .Values.resourceRefreshInterval }}"
           image: "{{ include "poolboy.image" . }}"
           imagePullPolicy: {{ .Values.image.pullPolicy }}
           resources:
diff --git a/helm/values.yaml b/helm/values.yaml
index b215b30..f2862c9 100644
--- a/helm/values.yaml
+++ b/helm/values.yaml
@@ -22,6 +22,8 @@ operatorDomain:
 
 manageClaimsInterval: 60
 manageHandlesInterval: 60
+managePoolsInterval: 10
+resourceRefreshInterval: 600
 
 anarchy:
   # Control whether anarchy integration should be created
diff --git a/operator/resourceclaim.py b/operator/resourceclaim.py
index 81bcd76..396e257 100644
--- a/operator/resourceclaim.py
+++ b/operator/resourceclaim.py
@@ -942,16 +942,19 @@ async def validate_with_provider(self,
         parameter_states = self.status.get('provider', {}).get('parameterValues')
 
         # Collect parameter values from status and resource provider defaults
+        parameters_from_defaults = set()
         for parameter in resource_provider.get_parameters():
             if parameter.name not in parameter_values:
                 if parameter_states and parameter.name in parameter_states:
                     parameter_values[parameter.name] = parameter_states[parameter.name]
                 elif parameter.default_template != None:
+                    parameters_from_defaults.add(parameter.name)
                     parameter_values[parameter.name] = recursive_process_template_strings(
                         parameter.default_template,
                         variables = { **vars_, **parameter_values }
                     )
                 elif parameter.default_value != None:
+                    parameters_from_defaults.add(parameter.name)
                     parameter_values[parameter.name] = parameter.default_value
 
         parameter_names = set()
@@ -964,6 +967,9 @@ async def validate_with_provider(self,
                         # Unchanged from current state is automatically considered valid
                         # even if validation rules have changed.
                         continue
+                    if parameter.name in parameters_from_defaults:
+                        # New parameter set from default is automatically valid
+                        continue
                     if not parameter.allow_update:
                         validation_errors.append(f"Parameter {parameter.name} is immutable.")
                         continue