diff --git a/apps/emqx/rebar.config b/apps/emqx/rebar.config
index e6e5abb0d..888ddb15d 100644
--- a/apps/emqx/rebar.config
+++ b/apps/emqx/rebar.config
@@ -29,7 +29,7 @@
     {esockd, {git, "https://github.com/emqx/esockd", {tag, "5.9.3"}}},
     {ekka, {git, "https://github.com/emqx/ekka", {tag, "0.13.1"}}},
     {gen_rpc, {git, "https://github.com/emqx/gen_rpc", {tag, "2.8.1"}}},
-    {hocon, {git, "https://github.com/emqx/hocon.git", {tag, "0.28.2"}}},
+    {hocon, {git, "https://github.com/emqx/hocon.git", {tag, "0.28.3"}}},
     {pbkdf2, {git, "https://github.com/emqx/erlang-pbkdf2.git", {tag, "2.0.4"}}},
     {recon, {git, "https://github.com/ferd/recon", {tag, "2.5.1"}}},
     {snabbkaffe, {git, "https://github.com/kafka4beam/snabbkaffe.git", {tag, "1.0.0"}}}
diff --git a/apps/emqx_prometheus/rebar.config b/apps/emqx_prometheus/rebar.config
index e23ebb784..2a0f20495 100644
--- a/apps/emqx_prometheus/rebar.config
+++ b/apps/emqx_prometheus/rebar.config
@@ -4,7 +4,7 @@
     {emqx, {path, "../emqx"}},
     %% FIXME: tag this as v3.1.3
     {prometheus, {git, "https://github.com/deadtrickster/prometheus.erl", {tag, "v4.8.1"}}},
-    {hocon, {git, "https://github.com/emqx/hocon.git", {tag, "0.28.2"}}}
+    {hocon, {git, "https://github.com/emqx/hocon.git", {tag, "0.28.3"}}}
 ]}.
 
 {edoc_opts, [{preprocess, true}]}.
diff --git a/mix.exs b/mix.exs
index 2ab24d161..bf5ce811a 100644
--- a/mix.exs
+++ b/mix.exs
@@ -65,7 +65,7 @@ defmodule EMQXUmbrella.MixProject do
       # in conflict by emqtt and hocon
       {:getopt, "1.0.2", override: true},
       {:snabbkaffe, github: "kafka4beam/snabbkaffe", tag: "1.0.0", override: true},
-      {:hocon, github: "emqx/hocon", tag: "0.28.2", override: true},
+      {:hocon, github: "emqx/hocon", tag: "0.28.3", override: true},
       {:emqx_http_lib, github: "emqx/emqx_http_lib", tag: "0.5.1", override: true},
       {:esasl, github: "emqx/esasl", tag: "0.2.0"},
       {:jose, github: "potatosalad/erlang-jose", tag: "1.11.2"},
diff --git a/rebar.config b/rebar.config
index a46c8817a..eb96dc2ef 100644
--- a/rebar.config
+++ b/rebar.config
@@ -66,7 +66,7 @@
     , {system_monitor, {git, "https://github.com/ieQu1/system_monitor", {tag, "3.0.3"}}}
     , {getopt, "1.0.2"}
     , {snabbkaffe, {git, "https://github.com/kafka4beam/snabbkaffe.git", {tag, "1.0.0"}}}
-    , {hocon, {git, "https://github.com/emqx/hocon.git", {tag, "0.28.2"}}}
+    , {hocon, {git, "https://github.com/emqx/hocon.git", {tag, "0.28.3"}}}
     , {emqx_http_lib, {git, "https://github.com/emqx/emqx_http_lib.git", {tag, "0.5.1"}}}
     , {esasl, {git, "https://github.com/emqx/esasl", {tag, "0.2.0"}}}
     , {jose, {git, "https://github.com/potatosalad/erlang-jose", {tag, "1.11.2"}}}