diff --git a/stdlib/opendb.go b/stdlib/opendb.go
index 215aa146..ad4e979b 100644
--- a/stdlib/opendb.go
+++ b/stdlib/opendb.go
@@ -14,7 +14,7 @@ import (
 type OptionOpenDB func(*connector)
 
 // OptionAfterConnect provide a callback for after connect.
-func OptionAfterConnect(ac func(*pgx.Conn) error) OptionOpenDB {
+func OptionAfterConnect(ac func(context.Context, *pgx.Conn) error) OptionOpenDB {
 	return func(dc *connector) {
 		dc.AfterConnect = ac
 	}
@@ -23,7 +23,7 @@ func OptionAfterConnect(ac func(*pgx.Conn) error) OptionOpenDB {
 func OpenDB(config pgx.ConnConfig, opts ...OptionOpenDB) *sql.DB {
 	c := connector{
 		ConnConfig:   config,
-		AfterConnect: func(*pgx.Conn) error { return nil }, // noop after connect by default
+		AfterConnect: func(context.Context, *pgx.Conn) error { return nil }, // noop after connect by default
 		driver:       pgxDriver,
 	}
 
@@ -36,7 +36,7 @@ func OpenDB(config pgx.ConnConfig, opts ...OptionOpenDB) *sql.DB {
 
 type connector struct {
 	pgx.ConnConfig
-	AfterConnect func(*pgx.Conn) error // function to call on every new connection
+	AfterConnect func(context.Context, *pgx.Conn) error // function to call on every new connection
 	driver       *Driver
 }
 
@@ -51,7 +51,7 @@ func (c connector) Connect(ctx context.Context) (driver.Conn, error) {
 		return nil, err
 	}
 
-	if err = c.AfterConnect(conn); err != nil {
+	if err = c.AfterConnect(ctx, conn); err != nil {
 		return nil, err
 	}