diff --git a/src/main/java/org/opensearch/neuralsearch/query/HybridQueryScorer.java b/src/main/java/org/opensearch/neuralsearch/query/HybridQueryScorer.java
index 57ad4451f..e3e6a0862 100644
--- a/src/main/java/org/opensearch/neuralsearch/query/HybridQueryScorer.java
+++ b/src/main/java/org/opensearch/neuralsearch/query/HybridQueryScorer.java
@@ -5,13 +5,12 @@
 
 package org.opensearch.neuralsearch.query;
 
-import static java.util.Locale.ROOT;
-
 import java.io.IOException;
 import java.util.ArrayList;
 import java.util.Collections;
 import java.util.HashMap;
 import java.util.List;
+import java.util.Locale;
 import java.util.Map;
 import java.util.Objects;
 
@@ -128,7 +127,7 @@ public float[] hybridScores() throws IOException {
                 .orElseThrow(
                     () -> new IllegalStateException(
                         String.format(
-                            ROOT,
+                            Locale.ROOT,
                             "cannot set score for one of hybrid search subquery [%s] and document [%d]",
                             query.toString(),
                             scorer.docID()
diff --git a/src/test/java/org/opensearch/neuralsearch/query/HybridQueryIT.java b/src/test/java/org/opensearch/neuralsearch/query/HybridQueryIT.java
index 36613ef1b..864ebdc68 100644
--- a/src/test/java/org/opensearch/neuralsearch/query/HybridQueryIT.java
+++ b/src/test/java/org/opensearch/neuralsearch/query/HybridQueryIT.java
@@ -175,7 +175,7 @@ public void testComplexQuery_whenMultipleSubqueries_thenSuccessful() {
     }
 
     /**
-     * Tests complex query with multiple nested sub-queries, where soem sub-queries are same
+     * Tests complex query with multiple nested sub-queries, where some sub-queries are same
      * {
      *     "query": {
      *         "hybrid": {