diff --git a/apps/emqx/priv/bpapi.versions b/apps/emqx/priv/bpapi.versions
index db4765e3f..11bd4aa77 100644
--- a/apps/emqx/priv/bpapi.versions
+++ b/apps/emqx/priv/bpapi.versions
@@ -11,6 +11,7 @@
 {emqx_cm,1}.
 {emqx_conf,1}.
 {emqx_conf,2}.
+{emqx_conf,3}.
 {emqx_dashboard,1}.
 {emqx_delayed,1}.
 {emqx_exhook,1}.
diff --git a/apps/emqx_conf/src/proto/emqx_conf_proto_v2.erl b/apps/emqx_conf/src/proto/emqx_conf_proto_v2.erl
index 97446ee9f..3bcf532f6 100644
--- a/apps/emqx_conf/src/proto/emqx_conf_proto_v2.erl
+++ b/apps/emqx_conf/src/proto/emqx_conf_proto_v2.erl
@@ -20,6 +20,7 @@
 
 -export([
     introduced_in/0,
+    deprecated_since/0,
     sync_data_from_node/1,
     get_config/2,
     get_config/3,
@@ -41,6 +42,9 @@
 introduced_in() ->
     "5.0.1".
 
+deprecated_since() ->
+    "5.0.23".
+
 -spec sync_data_from_node(node()) -> {ok, binary()} | emqx_rpc:badrpc().
 sync_data_from_node(Node) ->
     rpc:call(Node, emqx_conf_app, sync_data_from_node, [], 20000).