diff --git a/libs/core/src/main/java/org/opensearch/core/xcontent/MediaTypeParserRegistry.java b/libs/core/src/main/java/org/opensearch/core/xcontent/MediaTypeParserRegistry.java
index 91de1e1f6491d..812624e82ad6b 100644
--- a/libs/core/src/main/java/org/opensearch/core/xcontent/MediaTypeParserRegistry.java
+++ b/libs/core/src/main/java/org/opensearch/core/xcontent/MediaTypeParserRegistry.java
@@ -62,7 +62,7 @@ public final class MediaTypeParserRegistry {
     static {
         List<MediaType> mediaTypes = new ArrayList<>();
         Map<String, MediaType> amt = new HashMap<>();
-        for (MediaTypeProvider provider : ServiceLoader.load(MediaTypeProvider.class)) {
+        for (MediaTypeProvider provider : ServiceLoader.load(MediaTypeProvider.class, MediaTypeProvider.class.getClassLoader())) {
             mediaTypes.addAll(provider.getMediaTypes());
             amt = Stream.of(amt, provider.getAdditionalMediaTypes())
                 .flatMap(map -> map.entrySet().stream())