diff --git a/CHANGES-4.3.md b/CHANGES-4.3.md
index 0d4d40453..bb33daaba 100644
--- a/CHANGES-4.3.md
+++ b/CHANGES-4.3.md
@@ -24,6 +24,7 @@ File format:
 
 * Prohibit empty topics in strict mode
 * Make sure ehttpc delete useless pool always succeed.
+* Update mongodb driver to fix potential process leak.
 
 ## v4.3.13
 
diff --git a/apps/emqx_auth_mongo/rebar.config b/apps/emqx_auth_mongo/rebar.config
index c89c15d3c..8db0176b0 100644
--- a/apps/emqx_auth_mongo/rebar.config
+++ b/apps/emqx_auth_mongo/rebar.config
@@ -1,7 +1,6 @@
 {deps,
   %% NOTE: mind poolboy version when updating mongodb-erlang version
- [{mongodb, {git,"https://github.com/emqx/mongodb-erlang", {tag, "v3.0.12"}}},
-  %% mongodb-erlang uses a special fork https://github.com/comtihon/poolboy.git
+ [%% mongodb-erlang uses a special fork https://github.com/comtihon/poolboy.git
   %% (which has overflow_ttl feature added).
   %% However, it references `{branch, "master}` (commit 9c06a9a on 2021-04-07).
   %% By accident, We have always been using the upstream fork due to
@@ -29,4 +28,3 @@
 {cover_enabled, true}.
 {cover_opts, [verbose]}.
 {cover_export_enabled, true}.
-
diff --git a/rebar.config b/rebar.config
index 26052e80b..484969060 100644
--- a/rebar.config
+++ b/rebar.config
@@ -57,6 +57,7 @@
     , {getopt, "1.0.1"}
     , {snabbkaffe, {git, "https://github.com/kafka4beam/snabbkaffe.git", {tag, "0.15.0"}}}
     , {lc, {git, "https://github.com/emqx/lc.git", {tag, "0.2.0"}}}
+    , {mongodb, {git,"https://github.com/emqx/mongodb-erlang", {tag, "v3.0.13"}}}
     ]}.
 
 {xref_ignores,