diff --git a/env.go b/env.go
index f63f240..463dc77 100644
--- a/env.go
+++ b/env.go
@@ -1,4 +1,4 @@
-package env // import "go.unistack.org/micro-config-env/v3"
+package env
 
 import (
 	"context"
@@ -8,7 +8,7 @@ import (
 	"strconv"
 	"strings"
 
-	"github.com/imdario/mergo"
+	"dario.cat/mergo"
 	"go.unistack.org/micro/v3/config"
 	rutil "go.unistack.org/micro/v3/util/reflect"
 )
diff --git a/go.mod b/go.mod
index d06435f..aab7585 100644
--- a/go.mod
+++ b/go.mod
@@ -1,10 +1,10 @@
 module go.unistack.org/micro-config-env/v3
 
-go 1.18
+go 1.20
 
 require (
-	github.com/imdario/mergo v0.3.16
-	go.unistack.org/micro/v3 v3.10.36
+	dario.cat/mergo v1.0.0
+	go.unistack.org/micro/v3 v3.10.44
 )
 
-require github.com/google/uuid v1.5.0 // indirect
+require github.com/google/uuid v1.6.0 // indirect
diff --git a/go.sum b/go.sum
index 9a5e3af..6e528eb 100644
--- a/go.sum
+++ b/go.sum
@@ -1,16 +1,9 @@
-github.com/google/uuid v1.5.0 h1:1p67kYwdtXjb0gL0BPiP1Av9wiZPo5A8z2cWkTZ+eyU=
-github.com/google/uuid v1.5.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
-github.com/imdario/mergo v0.3.13 h1:lFzP57bqS/wsqKssCGmtLAb8A0wKjLGrve2q3PPVcBk=
-github.com/imdario/mergo v0.3.13/go.mod h1:4lJ1jqUDcsbIECGy0RUJAXNIhg+6ocWgb1ALK2O4oXg=
-github.com/imdario/mergo v0.3.16 h1:wwQJbIsHYGMUyLSPrEq1CT16AhnhNJQ51+4fdHUnCl4=
-github.com/imdario/mergo v0.3.16/go.mod h1:WBLT9ZmE3lPoWsEzCh9LPo3TiwVN+ZKEjmz+hD27ysY=
-github.com/patrickmn/go-cache v2.1.0+incompatible/go.mod h1:3Qf8kWWT7OJRJbdiICTKqZju1ZixQ/KpMGzzAfe6+WQ=
-github.com/silas/dag v0.0.0-20211117232152-9d50aa809f35/go.mod h1:7RTUFBdIRC9nZ7/3RyRNH1bdqIShrDejd1YbLwgPS+I=
-go.unistack.org/micro/v3 v3.10.16 h1:2er/SKKYbV60M+UuJM4eYCF0MZYAIq/yNUrAbTfgq8Q=
-go.unistack.org/micro/v3 v3.10.16/go.mod h1:uMAc0U/x7dmtICCrblGf0ZLgYegu3VwQAquu+OFCw1Q=
-go.unistack.org/micro/v3 v3.10.36 h1:+XPhpguDC0HldSePp5TODdMJ06+IUy1AQkYN7ub84DA=
-go.unistack.org/micro/v3 v3.10.36/go.mod h1:eUgtvbtiiz6te93m0ZdmoecbitWwjdBmmr84srmEIKA=
+dario.cat/mergo v1.0.0 h1:AGCNq9Evsj31mOgNPcLyXc+4PNABt905YmuqPYYpBWk=
+dario.cat/mergo v1.0.0/go.mod h1:uNxQE+84aUszobStD9th8a29P2fMDhsBdgRYvZOxGmk=
+github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
+github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
+go.unistack.org/micro/v3 v3.10.44 h1:Vgyy9BrJOSdFvo29/klrgIBE/Nme9E8udPAljos34o0=
+go.unistack.org/micro/v3 v3.10.44/go.mod h1:erMgt3Bl7vQQ0e9UpQyR5NlLiZ9pKeEJ9+1tfYFaqUg=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
-gopkg.in/yaml.v3 v3.0.0/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=