diff --git a/cmd/ppass/ppass.go b/cmd/ppass/ppass.go
index a4e46dc..73a723d 100644
--- a/cmd/ppass/ppass.go
+++ b/cmd/ppass/ppass.go
@@ -7,7 +7,7 @@ import (
 	"github.com/spf13/cobra"
 
 	"github.com/k4lipso/pentapass/rpc"
-	"github.com/k4lipso/pentapass/crypto"
+	"github.com/k4lipso/pentapass/internal/crypto"
 	. "github.com/k4lipso/pentapass/internal/log"
 )
 
diff --git a/cmd/ppassd/ppassd.go b/cmd/ppassd/ppassd.go
index 60cfdb1..2c54a9a 100644
--- a/cmd/ppassd/ppassd.go
+++ b/cmd/ppassd/ppassd.go
@@ -10,7 +10,7 @@ import (
 
 	"github.com/k4lipso/pentapass/storage"
 	"github.com/k4lipso/pentapass/rpc"
-	"github.com/k4lipso/pentapass/crypto/age"
+	"github.com/k4lipso/pentapass/internal/crypto/age"
 	. "github.com/k4lipso/pentapass/internal/log"
 )
 
diff --git a/crypto/age/age.go b/internal/crypto/age/age.go
similarity index 100%
rename from crypto/age/age.go
rename to internal/crypto/age/age.go
diff --git a/crypto/crypto.go b/internal/crypto/crypto.go
similarity index 100%
rename from crypto/crypto.go
rename to internal/crypto/crypto.go
diff --git a/rpc/rpc.go b/rpc/rpc.go
index 065c5e4..083533b 100644
--- a/rpc/rpc.go
+++ b/rpc/rpc.go
@@ -11,8 +11,8 @@ import (
   "syscall"
 
 	"github.com/k4lipso/pentapass/storage"
-	"github.com/k4lipso/pentapass/crypto"
-	"github.com/k4lipso/pentapass/crypto/age"
+	"github.com/k4lipso/pentapass/internal/crypto"
+	"github.com/k4lipso/pentapass/internal/crypto/age"
 	. "github.com/k4lipso/pentapass/internal/log"
 )
 
diff --git a/storage/storage.go b/storage/storage.go
index a6a3b61..3126b12 100644
--- a/storage/storage.go
+++ b/storage/storage.go
@@ -34,8 +34,8 @@ import (
 	routed "github.com/libp2p/go-libp2p/p2p/host/routed"
 
   agelib "filippo.io/age"
-	password "github.com/k4lipso/pentapass/crypto"
-	"github.com/k4lipso/pentapass/crypto/age"
+	password "github.com/k4lipso/pentapass/internal/crypto"
+	"github.com/k4lipso/pentapass/internal/crypto/age"
 	. "github.com/k4lipso/pentapass/internal/log"
 )