diff --git a/packer/rpc/client.go b/packer/rpc/client.go
index 7e2ff00fc..62a0022b5 100644
--- a/packer/rpc/client.go
+++ b/packer/rpc/client.go
@@ -2,7 +2,7 @@ package rpc
 
 import (
 	"github.com/mitchellh/packer/packer"
-	"github.com/ugorji/go/codec"
+	"github.com/hashicorp/go-msgpack/codec"
 	"io"
 	"log"
 	"net/rpc"
diff --git a/packer/rpc/server.go b/packer/rpc/server.go
index ca9691870..de1d0ebb1 100644
--- a/packer/rpc/server.go
+++ b/packer/rpc/server.go
@@ -3,7 +3,7 @@ package rpc
 import (
 	"fmt"
 	"github.com/mitchellh/packer/packer"
-	"github.com/ugorji/go/codec"
+	"github.com/hashicorp/go-msgpack/codec"
 	"io"
 	"log"
 	"net/rpc"