diff --git a/src/main/java/org/folio/bulkops/processor/HoldingsUpdateProcessor.java b/src/main/java/org/folio/bulkops/processor/HoldingsUpdateProcessor.java
index 6b2d91867..edea9bf25 100644
--- a/src/main/java/org/folio/bulkops/processor/HoldingsUpdateProcessor.java
+++ b/src/main/java/org/folio/bulkops/processor/HoldingsUpdateProcessor.java
@@ -1,19 +1,19 @@
 package org.folio.bulkops.processor;
 
 import static java.lang.Boolean.TRUE;
+import static java.lang.Boolean.parseBoolean;
 import static java.lang.String.format;
-import static org.folio.bulkops.domain.dto.UpdateActionType.SET_TO_FALSE_INCLUDING_ITEMS;
-import static org.folio.bulkops.domain.dto.UpdateActionType.SET_TO_TRUE_INCLUDING_ITEMS;
 import static org.folio.bulkops.domain.dto.UpdateOptionType.SUPPRESS_FROM_DISCOVERY;
+import static org.folio.bulkops.util.Constants.APPLY_TO_ITEMS;
 import static org.folio.bulkops.util.Constants.GET_ITEMS_BY_HOLDING_ID_QUERY;
 import static org.folio.bulkops.util.Constants.MSG_NO_CHANGE_REQUIRED;
+import static org.folio.bulkops.util.RuleUtils.fetchParameters;
 import static org.folio.bulkops.util.RuleUtils.findRuleByOption;
 
 import org.folio.bulkops.client.HoldingsClient;
 import org.folio.bulkops.client.ItemClient;
 import org.folio.bulkops.domain.bean.HoldingsRecord;
 import org.folio.bulkops.domain.bean.Item;
-import org.folio.bulkops.domain.dto.Action;
 import org.folio.bulkops.domain.dto.BulkOperationRule;
 import org.folio.bulkops.domain.entity.BulkOperation;
 import org.folio.bulkops.service.ErrorService;
@@ -24,7 +24,6 @@
 
 import java.util.Collections;
 import java.util.List;
-import java.util.Set;
 
 @Component
 @RequiredArgsConstructor
@@ -55,14 +54,8 @@ public void updateAssociatedRecords(HoldingsRecord holdingsRecord, BulkOperation
     }
   }
 
-  private boolean shouldUpdateDiscoverySuppressForItems(BulkOperationRule rule) {
-    return rule.getRuleDetails().getActions().stream()
-      .map(Action::getType)
-      .anyMatch(actionType -> Set.of(SET_TO_TRUE_INCLUDING_ITEMS, SET_TO_FALSE_INCLUDING_ITEMS).contains(actionType));
-  }
-
   private boolean suppressItemsIfRequired(HoldingsRecord holdingsRecord, BulkOperationRule rule) {
-    List<Item> itemsForUpdate = shouldUpdateDiscoverySuppressForItems(rule) ?
+    List<Item> itemsForUpdate = parseBoolean(fetchParameters(rule).get(APPLY_TO_ITEMS)) ?
       itemClient.getByQuery(format(GET_ITEMS_BY_HOLDING_ID_QUERY, holdingsRecord.getId()), Integer.MAX_VALUE)
         .getItems().stream()
         .filter(item -> !holdingsRecord.getDiscoverySuppress().equals(item.getDiscoverySuppress()))
diff --git a/src/main/java/org/folio/bulkops/processor/InstanceUpdateProcessor.java b/src/main/java/org/folio/bulkops/processor/InstanceUpdateProcessor.java
index 40d212d53..384872905 100644
--- a/src/main/java/org/folio/bulkops/processor/InstanceUpdateProcessor.java
+++ b/src/main/java/org/folio/bulkops/processor/InstanceUpdateProcessor.java
@@ -106,7 +106,7 @@ private boolean suppressItemsIfRequired(List<HoldingsRecord> holdingsRecords, bo
         .map(id -> itemClient.getByQuery(format(GET_ITEMS_BY_HOLDING_ID_QUERY, id), Integer.MAX_VALUE))
         .map(ItemCollection::getItems)
         .flatMap(List::stream)
-        .filter(item -> suppress == item.getDiscoverySuppress())
+        .filter(item -> suppress != item.getDiscoverySuppress())
         .toList() :
       Collections.emptyList();
     log.info("Found {} items for update", itemsForUpdate.size());
diff --git a/src/main/java/org/folio/bulkops/service/RuleService.java b/src/main/java/org/folio/bulkops/service/RuleService.java
index 8cd8c66b1..8603efdba 100644
--- a/src/main/java/org/folio/bulkops/service/RuleService.java
+++ b/src/main/java/org/folio/bulkops/service/RuleService.java
@@ -45,7 +45,6 @@ public BulkOperationRuleCollection saveRules(BulkOperationRuleCollection ruleCol
     return ruleCollection;
   }
 
-  @Cacheable(cacheNames = "rules")
   public BulkOperationRuleCollection getRules(UUID bulkOperationId) {
     var rules = ruleRepository.findAllByBulkOperationId(bulkOperationId).stream()
       .map(this::mapBulkOperationRuleToDto)
diff --git a/src/main/resources/swagger.api/schemas/action.json b/src/main/resources/swagger.api/schemas/action.json
index 0defb2873..a6922eaf3 100644
--- a/src/main/resources/swagger.api/schemas/action.json
+++ b/src/main/resources/swagger.api/schemas/action.json
@@ -20,8 +20,7 @@
         "type": "array",
         "items": {
           "$ref": "action_parameter.json#/Parameter"
-        },
-        "minItems": 1
+        }
       }
     },
     "required": [
diff --git a/src/test/java/org/folio/bulkops/processor/UpdateProcessorTest.java b/src/test/java/org/folio/bulkops/processor/UpdateProcessorTest.java
index 55fc55d0f..591d17f37 100644
--- a/src/test/java/org/folio/bulkops/processor/UpdateProcessorTest.java
+++ b/src/test/java/org/folio/bulkops/processor/UpdateProcessorTest.java
@@ -128,10 +128,10 @@ void holdings_shouldNotUpdateAssociatedItemsDiscoverySuppress(UpdateActionType a
 
   @ParameterizedTest
   @CsvSource(textBlock = """
-    SET_TO_TRUE_INCLUDING_ITEMS   | false
-    SET_TO_FALSE_INCLUDING_ITEMS  | false
-    SET_TO_TRUE_INCLUDING_ITEMS   | true
-    SET_TO_FALSE_INCLUDING_ITEMS  | true
+    SET_TO_TRUE   | false
+    SET_TO_FALSE  | false
+    SET_TO_TRUE   | true
+    SET_TO_FALSE  | true
     """, delimiter = '|')
   void holdings_shouldUpdateAssociatedItemsDiscoverySuppress(UpdateActionType actionType, boolean notChanged) {
     var holdingsId = UUID.randomUUID().toString();
@@ -148,7 +148,11 @@ void holdings_shouldUpdateAssociatedItemsDiscoverySuppress(UpdateActionType acti
 
     var rule = new BulkOperationRule().ruleDetails(new BulkOperationRuleRuleDetails()
       .option(UpdateOptionType.SUPPRESS_FROM_DISCOVERY)
-      .actions(Collections.singletonList(new Action().type(actionType))));
+      .actions(Collections.singletonList(new Action()
+        .type(actionType)
+        .parameters(Collections.singletonList(new Parameter()
+          .key(APPLY_TO_ITEMS)
+          .value("true"))))));
     when(ruleService.getRules(operationId)).thenReturn(new BulkOperationRuleCollection()
       .bulkOperationRules(Collections.singletonList(rule))
       .totalRecords(1));
diff --git a/src/test/java/org/folio/bulkops/service/BulkOperationServiceTest.java b/src/test/java/org/folio/bulkops/service/BulkOperationServiceTest.java
index 43ef4800e..8aa19f3e2 100644
--- a/src/test/java/org/folio/bulkops/service/BulkOperationServiceTest.java
+++ b/src/test/java/org/folio/bulkops/service/BulkOperationServiceTest.java
@@ -5,6 +5,7 @@
 import static org.folio.bulkops.domain.dto.EntityType.ITEM;
 import static org.folio.bulkops.util.Constants.ADMINISTRATIVE_NOTE;
 import static org.folio.bulkops.util.Constants.ADMINISTRATIVE_NOTES;
+import static org.folio.bulkops.util.Constants.APPLY_TO_ITEMS;
 import static org.folio.bulkops.util.Constants.MSG_NO_CHANGE_REQUIRED;
 import static org.folio.bulkops.util.UnifiedTableHeaderBuilder.getHeaders;
 import static org.folio.bulkops.domain.dto.BulkOperationStep.COMMIT;
@@ -43,6 +44,7 @@
 import java.nio.file.Files;
 import java.nio.file.Path;
 import java.time.LocalDate;
+import java.util.Collections;
 import java.util.List;
 import java.util.Objects;
 import java.util.Optional;
@@ -77,6 +79,7 @@
 import org.folio.bulkops.domain.dto.EntityType;
 import org.folio.bulkops.domain.dto.IdentifierType;
 import org.folio.bulkops.domain.dto.OperationStatusType;
+import org.folio.bulkops.domain.dto.Parameter;
 import org.folio.bulkops.domain.dto.Row;
 import org.folio.bulkops.domain.dto.UpdateActionType;
 import org.folio.bulkops.domain.dto.UpdateOptionType;
@@ -1104,7 +1107,11 @@ void shouldUpdateItemsWhenCommittingHoldingsRecordDiscoverySuppressed(DiscoveryS
         .bulkOperationRules(List.of(new BulkOperationRule()
           .ruleDetails(new BulkOperationRuleRuleDetails()
             .option(UpdateOptionType.SUPPRESS_FROM_DISCOVERY)
-            .actions(List.of(new Action().type(testData.actionType)))))));
+            .actions(List.of(new Action()
+              .type(testData.actionType)
+              .parameters(Collections.singletonList(new Parameter()
+                .key(APPLY_TO_ITEMS)
+                .value("true")))))))));
     when(itemClient.getByQuery(anyString(), anyInt()))
       .thenReturn(ItemCollection.builder()
         .items(List.of(
diff --git a/src/test/java/org/folio/bulkops/service/DiscoverySuppressTestData.java b/src/test/java/org/folio/bulkops/service/DiscoverySuppressTestData.java
index 36aa56a36..1a8f5e5ba 100644
--- a/src/test/java/org/folio/bulkops/service/DiscoverySuppressTestData.java
+++ b/src/test/java/org/folio/bulkops/service/DiscoverySuppressTestData.java
@@ -1,7 +1,7 @@
 package org.folio.bulkops.service;
 
-import static org.folio.bulkops.domain.dto.UpdateActionType.SET_TO_FALSE_INCLUDING_ITEMS;
-import static org.folio.bulkops.domain.dto.UpdateActionType.SET_TO_TRUE_INCLUDING_ITEMS;
+import static org.folio.bulkops.domain.dto.UpdateActionType.SET_TO_FALSE;
+import static org.folio.bulkops.domain.dto.UpdateActionType.SET_TO_TRUE;
 import static org.folio.bulkops.util.Constants.MSG_HOLDING_NO_CHANGE_REQUIRED_SUPPRESSED_ITEMS_UPDATED;
 import static org.folio.bulkops.util.Constants.MSG_HOLDING_NO_CHANGE_REQUIRED_UNSUPPRESSED_ITEMS_UPDATED;
 import static org.folio.bulkops.util.Constants.MSG_NO_CHANGE_REQUIRED;
@@ -11,14 +11,14 @@
 
 @RequiredArgsConstructor
 public enum DiscoverySuppressTestData {
-  SET_TRUE_HOLDINGS_SUPPRESSED_ITEMS_SUPPRESSED(SET_TO_TRUE_INCLUDING_ITEMS, true, true,  true, true, 0, MSG_NO_CHANGE_REQUIRED),
-  SET_FALSE_HOLDINGS_SUPPRESSED_ITEMS_SUPPRESSED(SET_TO_FALSE_INCLUDING_ITEMS, true, false, true, true, 2, null),
-  SET_TRUE_HOLDINGS_UNSUPPRESSED_ITEMS_UNSUPPRESSED(SET_TO_TRUE_INCLUDING_ITEMS, false, true,  false, false, 2, null),
-  SET_FALSE_HOLDINGS_UNSUPPRESSED_ITEMS_UNSUPPRESSED(SET_TO_FALSE_INCLUDING_ITEMS, false, false,  false, false, 0, MSG_NO_CHANGE_REQUIRED),
-  SET_TRUE_HOLDINGS_SUPPRESSED_ONE_ITEM_SUPPRESSED(SET_TO_TRUE_INCLUDING_ITEMS, true, true, true, false, 1, MSG_HOLDING_NO_CHANGE_REQUIRED_UNSUPPRESSED_ITEMS_UPDATED),
-  SET_FALSE_HOLDINGS_SUPPRESSED_ONE_ITEM_SUPPRESSED(SET_TO_FALSE_INCLUDING_ITEMS, true, false, true, false, 1, null),
-  SET_TRUE_HOLDINGS_UNSUPPRESSED_ONE_ITEM_UNSUPPRESSED(SET_TO_TRUE_INCLUDING_ITEMS, false, true, true, false, 1, null),
-  SET_FALSE_HOLDINGS_UNSUPPRESSED_ONE_ITEM_UNSUPPRESSED(SET_TO_FALSE_INCLUDING_ITEMS, false, false, true, false, 1, MSG_HOLDING_NO_CHANGE_REQUIRED_SUPPRESSED_ITEMS_UPDATED);
+  SET_TRUE_HOLDINGS_SUPPRESSED_ITEMS_SUPPRESSED(SET_TO_TRUE, true, true,  true, true, 0, MSG_NO_CHANGE_REQUIRED),
+  SET_FALSE_HOLDINGS_SUPPRESSED_ITEMS_SUPPRESSED(SET_TO_FALSE, true, false, true, true, 2, null),
+  SET_TRUE_HOLDINGS_UNSUPPRESSED_ITEMS_UNSUPPRESSED(SET_TO_TRUE, false, true,  false, false, 2, null),
+  SET_FALSE_HOLDINGS_UNSUPPRESSED_ITEMS_UNSUPPRESSED(SET_TO_FALSE, false, false,  false, false, 0, MSG_NO_CHANGE_REQUIRED),
+  SET_TRUE_HOLDINGS_SUPPRESSED_ONE_ITEM_SUPPRESSED(SET_TO_TRUE, true, true, true, false, 1, MSG_HOLDING_NO_CHANGE_REQUIRED_UNSUPPRESSED_ITEMS_UPDATED),
+  SET_FALSE_HOLDINGS_SUPPRESSED_ONE_ITEM_SUPPRESSED(SET_TO_FALSE, true, false, true, false, 1, null),
+  SET_TRUE_HOLDINGS_UNSUPPRESSED_ONE_ITEM_UNSUPPRESSED(SET_TO_TRUE, false, true, true, false, 1, null),
+  SET_FALSE_HOLDINGS_UNSUPPRESSED_ONE_ITEM_UNSUPPRESSED(SET_TO_FALSE, false, false, true, false, 1, MSG_HOLDING_NO_CHANGE_REQUIRED_SUPPRESSED_ITEMS_UPDATED);
 
   final UpdateActionType actionType;
   final boolean originalHoldingsDiscoverySuppress;