diff --git a/buildSrc/src/main/java/org/opensearch/gradle/OpenSearchTestBasePlugin.java b/buildSrc/src/main/java/org/opensearch/gradle/OpenSearchTestBasePlugin.java
index 2ea8c2d015ecc..d0cb2da9c1dd3 100644
--- a/buildSrc/src/main/java/org/opensearch/gradle/OpenSearchTestBasePlugin.java
+++ b/buildSrc/src/main/java/org/opensearch/gradle/OpenSearchTestBasePlugin.java
@@ -110,7 +110,7 @@ public void execute(Task t) {
                     if (BuildParams.getRuntimeJavaVersion() == JavaVersion.VERSION_1_8) {
                         test.systemProperty("java.locale.providers", "SPI,JRE");
                     } else {
-                        test.systemProperty("java.locale.providers", "SPI,COMPAT");
+                        test.systemProperty("java.locale.providers", "SPI,CLDR");
                         if (test.getJavaVersion().compareTo(JavaVersion.VERSION_17) < 0) {
                             test.jvmArgs("--illegal-access=warn");
                         }