diff --git a/apps/emqx_auth_pgsql/rebar.config b/apps/emqx_auth_pgsql/rebar.config
index e1a1c752c..be395993b 100644
--- a/apps/emqx_auth_pgsql/rebar.config
+++ b/apps/emqx_auth_pgsql/rebar.config
@@ -1,5 +1,5 @@
 {deps,
- [{epgsql, {git, "https://github.com/epgsql/epgsql.git", {tag, "4.4.0"}}}
+ [{epgsql, {git, "https://github.com/epgsql/epgsql.git", {tag, "4.6.0"}}}
  ]}.
 
 {erl_opts, [warn_unused_vars,