diff --git a/go.mod b/go.mod
index 0018f4c2..c5c8e906 100644
--- a/go.mod
+++ b/go.mod
@@ -3,12 +3,12 @@ module github.com/go-debos/debos
 go 1.15
 
 require (
-	github.com/docker/go-units v0.4.0
-	github.com/go-debos/fakemachine v0.0.2
+	github.com/docker/go-units v0.5.0
+	github.com/go-debos/fakemachine v0.0.3
 	github.com/google/uuid v1.3.0
 	github.com/jessevdk/go-flags v1.5.0
 	github.com/sjoerdsimons/ostree-go v0.0.0-20201014091107-8fae757256f8
-	github.com/stretchr/testify v1.7.5
+	github.com/stretchr/testify v1.8.0
 	gopkg.in/freddierice/go-losetup.v1 v1.0.0-20170407175016-fc9adea44124
 	gopkg.in/yaml.v2 v2.4.0
 )
diff --git a/go.sum b/go.sum
index 69212808..25debd34 100644
--- a/go.sum
+++ b/go.sum
@@ -3,16 +3,16 @@ github.com/14rcole/gopopulate v0.0.0-20180821133914-b175b219e774/go.mod h1:6/0dY
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
-github.com/docker/go-units v0.4.0 h1:3uh0PgVws3nIA0Q+MwDC8yjEPf9zjRfZZWXZYDct3Tw=
-github.com/docker/go-units v0.4.0/go.mod h1:fgPhTUdO+D/Jk86RDLlptpiXQzgHJF7gydDDbaIK4Dk=
-github.com/go-debos/fakemachine v0.0.2 h1:BTkzw+v5Qm7kqdo3xrwdDr058t5OV+LtOPR43CxLpbk=
-github.com/go-debos/fakemachine v0.0.2/go.mod h1:bMLri+qSembsGcuXApNhaaBEEotnCMXVU2CfL2IUreY=
+github.com/docker/go-units v0.5.0 h1:69rxXcBk27SvSaaxTtLh/8llcHD8vYHT7WSdRZ/jvr4=
+github.com/docker/go-units v0.5.0/go.mod h1:fgPhTUdO+D/Jk86RDLlptpiXQzgHJF7gydDDbaIK4Dk=
+github.com/go-debos/fakemachine v0.0.3 h1:tJ5C710TOcFn+n0RQr9xXjDFxD7yuqGs6MvmfHrUmKk=
+github.com/go-debos/fakemachine v0.0.3/go.mod h1:+tTdqvFM9FlCJROS96e4X5sLtc/SuFBXFJVD5HOQEew=
 github.com/google/uuid v1.3.0 h1:t6JiXgmwXMjEs8VusXIJk2BXHsn+wx8BZdTaoZ5fu7I=
 github.com/google/uuid v1.3.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
 github.com/jessevdk/go-flags v1.5.0 h1:1jKYvbxEjfUl0fmqTCOfonvskHHXMjBySTLW4y9LFvc=
 github.com/jessevdk/go-flags v1.5.0/go.mod h1:Fw0T6WPc1dYxT4mKEZRfG5kJhaTDP9pj1c2EWnYs/m4=
-github.com/klauspost/compress v1.15.1 h1:y9FcTHGyrebwfP0ZZqFiaxTaiDnUrGkJkI+f583BL1A=
-github.com/klauspost/compress v1.15.1/go.mod h1:/3/Vjq9QcHkK5uEr5lBEmyoZ1iFhe47etQ6QUkpK6sk=
+github.com/klauspost/compress v1.15.3 h1:wmfu2iqj9q22SyMINp1uQ8C2/V4M1phJdmH9fG4nba0=
+github.com/klauspost/compress v1.15.3/go.mod h1:PhcZ0MbTNciWF3rruxRgKxI5NkcHHrHUDtV4Yw2GlzU=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/sjoerdsimons/ostree-go v0.0.0-20201014091107-8fae757256f8 h1:fLxnJNJ++tkunS7BATed+mFqhA8KZYG7kT+WYEarYU4=
@@ -20,8 +20,8 @@ github.com/sjoerdsimons/ostree-go v0.0.0-20201014091107-8fae757256f8/go.mod h1:f
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/objx v0.4.0/go.mod h1:YvHI0jy2hoMjB+UWwv71VJQ9isScKT/TqJzVSSt89Yw=
 github.com/stretchr/testify v1.7.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
-github.com/stretchr/testify v1.7.5 h1:s5PTfem8p8EbKQOctVV53k6jCJt3UX4IEJzwh+C324Q=
-github.com/stretchr/testify v1.7.5/go.mod h1:yNjHg4UonilssWZ8iaSj1OCr/vHnekPRkoO+kdMU+MU=
+github.com/stretchr/testify v1.8.0 h1:pSgiaMZlXftHpm5L7V1+rVB+AZJydKsMxsQBIJw4PKk=
+github.com/stretchr/testify v1.8.0/go.mod h1:yNjHg4UonilssWZ8iaSj1OCr/vHnekPRkoO+kdMU+MU=
 github.com/surma/gocpio v1.1.0 h1:RUWT+VqJ8GSodSv7Oh5xjIxy7r24CV1YvothHFfPxcQ=
 github.com/surma/gocpio v1.1.0/go.mod h1:zaLNaN+EDnfSnNdWPJJf9OZxWF817w5dt8JNzF9LCVI=
 github.com/ulikunitz/xz v0.5.10 h1:t92gobL9l3HE202wg3rlk19F6X+JOxl9BBrCCMYEYd8=