diff --git a/api/basket.go b/api/basket.go
index a3c4fe5..80a096d 100644
--- a/api/basket.go
+++ b/api/basket.go
@@ -3,7 +3,7 @@ package api
 import (
 	"fmt"
 
-	def "git.pbiernat.dev/egommerce/api-entities/http"
+	def "git.pbiernat.io/egommerce/api-entities/http"
 	"github.com/go-redis/redis/v8"
 )
 
diff --git a/api/pricing.go b/api/pricing.go
index 1e3cf46..ac9f3f5 100644
--- a/api/pricing.go
+++ b/api/pricing.go
@@ -3,7 +3,7 @@ package api
 import (
 	"fmt"
 
-	def "git.pbiernat.dev/egommerce/api-entities/http"
+	def "git.pbiernat.io/egommerce/api-entities/http"
 	"github.com/go-redis/redis/v8"
 )
 
diff --git a/config/config.go b/config/config.go
index 67c6b43..2209419 100644
--- a/config/config.go
+++ b/config/config.go
@@ -1,6 +1,7 @@
 package config
 
 import (
+	"fmt"
 	"os"
 
 	"github.com/joho/godotenv"
@@ -15,7 +16,7 @@ func init() {
 func GetEnv(name string, defVal string) string {
 	env := os.Getenv(name)
 	if env == "" {
-		return defVal
+		fmt.Panicln("Missing " + name + " env variable")
 	}
 
 	return env
diff --git a/consul/discovery.go b/consul/discovery.go
index 0bb0ff8..1987bec 100644
--- a/consul/discovery.go
+++ b/consul/discovery.go
@@ -6,7 +6,7 @@ import (
 	"strconv"
 	"time"
 
-	"git.pbiernat.dev/egommerce/go-api-pkg/config"
+	"git.pbiernat.io/egommerce/go-api-pkg/config"
 	consul "github.com/hashicorp/consul/api"
 	"github.com/hashicorp/consul/connect"
 )
diff --git a/go.mod b/go.mod
index a7d7d78..6f639ae 100644
--- a/go.mod
+++ b/go.mod
@@ -1,9 +1,9 @@
-module git.pbiernat.dev/egommerce/go-api-pkg
+module git.pbiernat.io/egommerce/go-api-pkg
 
 go 1.18
 
 require (
-	git.pbiernat.dev/egommerce/api-entities v0.0.26
+	git.pbiernat.io/egommerce/api-entities v0.0.26
 	github.com/fluent/fluent-logger-golang v1.9.0
 	github.com/go-redis/redis/v8 v8.11.5
 	github.com/hashicorp/consul v1.16.0
diff --git a/redis/cache.go b/redis/cache.go
new file mode 100644
index 0000000..a82c8af
--- /dev/null
+++ b/redis/cache.go
@@ -0,0 +1,38 @@
+package redis
+
+// import (
+// 	"context"
+// 	"strconv"
+// 	"time"
+
+// 	"github.com/go-redis/redis/v8"
+// )
+
+// func NewCache(host string, port int, password string) *redis.Client {
+// 	redis := redis.NewClient(&redis.Options{
+// 		Addr:     host + ":" + strconv.Itoa(port),
+// 		Password: password,
+// 		DB:       0,
+// 	})
+// 	defer redis.Close()
+
+// 	return redis
+// }
+
+// func Get(ctx context.Context, key string) (float64, error) {
+// 	// ctx := context.Background() // FIXME
+// 	price, err := s.cache.Get(ctx, key).Float64()
+// 	if err != nil {
+// 		s.log.Log("cache read error(key not exists): %#v", err)
+// 		return 0, err
+// 	}
+
+// 	return price, nil
+// }
+
+// func Set(ctx context.Context, key string, value any, exp time.Duration) error {
+// 	// ctx := context.Background() // FIXME
+// 	s.cache.Set(ctx, key, value, exp)
+
+// 	return nil
+// }