diff --git a/core/store/primitives/src/main/java/org/onosproject/store/primitives/impl/TransactionManager.java b/core/store/primitives/src/main/java/org/onosproject/store/primitives/impl/TransactionManager.java
index 198c1ae..7d8d4c4 100644
--- a/core/store/primitives/src/main/java/org/onosproject/store/primitives/impl/TransactionManager.java
+++ b/core/store/primitives/src/main/java/org/onosproject/store/primitives/impl/TransactionManager.java
@@ -48,7 +48,7 @@
     private final PartitionService partitionService;
     private final List<PartitionId> sortedPartitions;
     private final AsyncConsistentMap<TransactionId, Transaction.State> transactions;
-    private final int cacheSize;
+    private final long cacheSize;
     private final int buckets;
     private final Map<PartitionId, Cache<String, CachedMap>> partitionCache = Maps.newConcurrentMap();