diff --git a/apps/emqx_connector/rebar.config b/apps/emqx_connector/rebar.config
index 48f91b9bb..ae2455783 100644
--- a/apps/emqx_connector/rebar.config
+++ b/apps/emqx_connector/rebar.config
@@ -7,7 +7,7 @@
   {emqx, {path, "../emqx"}},
   {eldap2, {git, "https://github.com/emqx/eldap2", {tag, "v0.2.2"}}},
   {mysql, {git, "https://github.com/emqx/mysql-otp", {tag, "1.7.1"}}},
-  {epgsql, {git, "https://github.com/emqx/epgsql", {tag, "4.7-emqx.2"}}},
+  {epgsql, {git, "https://github.com/emqx/epgsql", {branch, "4.7.0-emqx.2"}}},
   %% NOTE: mind poolboy version when updating mongodb-erlang version
   {mongodb, {git,"https://github.com/emqx/mongodb-erlang", {tag, "v3.0.11"}}},
   %% NOTE: mind poolboy version when updating eredis_cluster version