diff --git a/common/src/main/java/org/opensearch/ml/common/CommonValue.java b/common/src/main/java/org/opensearch/ml/common/CommonValue.java
index ef6396c832..e06b9d1719 100644
--- a/common/src/main/java/org/opensearch/ml/common/CommonValue.java
+++ b/common/src/main/java/org/opensearch/ml/common/CommonValue.java
@@ -62,8 +62,6 @@ public class CommonValue {
         public static final Integer ML_MODEL_GROUP_INDEX_SCHEMA_VERSION = 2;
         public static final Integer ML_MODEL_INDEX_SCHEMA_VERSION = 11;
         public static final String ML_CONNECTOR_INDEX = ".plugins-ml-connector";
-        public static final String ML_CONVERSATION_META_INDEX = ".plugins-ml-conversation-meta";
-        public static final String ML_CONVERSATION_INTERACTIONS_INDEX = ".plugins-ml-conversation-interactions";
         public static final Integer ML_TASK_INDEX_SCHEMA_VERSION = 2;
         public static final Integer ML_CONNECTOR_SCHEMA_VERSION = 3;
         public static final String ML_CONFIG_INDEX = ".plugins-ml-config";