diff --git a/asterixdb/asterix-transactions/src/main/java/org/apache/asterix/transaction/management/service/locking/ResourceGroupTable.java b/asterixdb/asterix-transactions/src/main/java/org/apache/asterix/transaction/management/service/locking/ResourceGroupTable.java
index 93cda83..a82b302 100644
--- a/asterixdb/asterix-transactions/src/main/java/org/apache/asterix/transaction/management/service/locking/ResourceGroupTable.java
+++ b/asterixdb/asterix-transactions/src/main/java/org/apache/asterix/transaction/management/service/locking/ResourceGroupTable.java
@@ -41,7 +41,7 @@
 
     ResourceGroup get(int dId, int entityHashValue) {
         // TODO ensure good properties of hash function
-        return table[Math.abs(dId ^ entityHashValue) % size];
+        return table[Math.abs((dId ^ entityHashValue) % size)];
     }
 
     ResourceGroup get(int i) {