diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..7231daa
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,10 @@
+all:
+	@echo
+	@echo
+
+test:
+
+redomod:
+	rm -f go.*
+	GO111MODULE= go mod init
+	GO111MODULE= go mod tidy
diff --git a/go.mod b/go.mod
index ca240d6..b3ac102 100644
--- a/go.mod
+++ b/go.mod
@@ -1,14 +1,3 @@
-module github.com/alexflint/go-arg
+module go.wit.com/dev/alexflint/arg
 
-require (
-	github.com/alexflint/go-scalar v1.2.0
-	github.com/stretchr/testify v1.7.0
-)
-
-require (
-	github.com/davecgh/go-spew v1.1.1 // indirect
-	github.com/pmezard/go-difflib v1.0.0 // indirect
-	gopkg.in/yaml.v3 v3.0.0 // indirect
-)
-
-go 1.18
+go 1.21.4
diff --git a/go.sum b/go.sum
deleted file mode 100644
index e2a4cf1..0000000
--- a/go.sum
+++ /dev/null
@@ -1,16 +0,0 @@
-github.com/alexflint/go-scalar v1.2.0 h1:WR7JPKkeNpnYIOfHRa7ivM21aWAdHD0gEWHCx+WQBRw=
-github.com/alexflint/go-scalar v1.2.0/go.mod h1:LoFvNMqS1CPrMVltza4LvnGKhaSpc3oyLEBUZVhhS2o=
-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/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
-github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
-github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
-github.com/stretchr/testify v1.2.2/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXfy6kDkUVs=
-github.com/stretchr/testify v1.7.0 h1:nwc3DEeHmmLAfoZucVR881uASk0Mfjw8xYJ99tb5CcY=
-github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
-gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
-gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
-gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
-gopkg.in/yaml.v3 v3.0.0 h1:hjy8E9ON/egN1tAYqKb61G10WtihqetD4sz2H+8nIeA=
-gopkg.in/yaml.v3 v3.0.0/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
diff --git a/parse.go b/parse.go
index 169e8cc..7f34737 100644
--- a/parse.go
+++ b/parse.go
@@ -11,7 +11,7 @@ import (
 	"reflect"
 	"strings"
 
-	scalar "github.com/alexflint/go-scalar"
+	"go.wit.com/dev/alexflint/scalar"
 )
 
 // path represents a sequence of steps to find the output location for an
diff --git a/reflect.go b/reflect.go
index 5d6acb3..a4efe65 100644
--- a/reflect.go
+++ b/reflect.go
@@ -7,7 +7,7 @@ import (
 	"unicode"
 	"unicode/utf8"
 
-	scalar "github.com/alexflint/go-scalar"
+	"go.wit.com/dev/alexflint/scalar"
 )
 
 var textUnmarshalerType = reflect.TypeOf([]encoding.TextUnmarshaler{}).Elem()
diff --git a/sequence.go b/sequence.go
index 35a3614..e60d2a2 100644
--- a/sequence.go
+++ b/sequence.go
@@ -5,7 +5,7 @@ import (
 	"reflect"
 	"strings"
 
-	scalar "github.com/alexflint/go-scalar"
+	"go.wit.com/dev/alexflint/scalar"
 )
 
 // setSliceOrMap parses a sequence of strings into a slice or map. If clear is
diff --git a/test/Makefile b/test/Makefile
new file mode 100644
index 0000000..7231daa
--- /dev/null
+++ b/test/Makefile
@@ -0,0 +1,10 @@
+all:
+	@echo
+	@echo
+
+test:
+
+redomod:
+	rm -f go.*
+	GO111MODULE= go mod init
+	GO111MODULE= go mod tidy
diff --git a/example_test.go b/test/example_test.go
similarity index 100%
rename from example_test.go
rename to test/example_test.go
diff --git a/test/go.mod b/test/go.mod
new file mode 100644
index 0000000..5c6cfd2
--- /dev/null
+++ b/test/go.mod
@@ -0,0 +1,11 @@
+module go.wit.com/dev/alexflint/arg/test
+
+go 1.21.4
+
+require github.com/stretchr/testify v1.8.4
+
+require (
+	github.com/davecgh/go-spew v1.1.1 // indirect
+	github.com/pmezard/go-difflib v1.0.0 // indirect
+	gopkg.in/yaml.v3 v3.0.1 // indirect
+)
diff --git a/test/go.sum b/test/go.sum
new file mode 100644
index 0000000..fa4b6e6
--- /dev/null
+++ b/test/go.sum
@@ -0,0 +1,10 @@
+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/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
+github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
+github.com/stretchr/testify v1.8.4 h1:CcVxjf3Q8PM0mHUKJCdn+eZZtm5yQwehR5yeSVQQcUk=
+github.com/stretchr/testify v1.8.4/go.mod h1:sz/lmYIOXD/1dqDmKjjqLyZ2RngseejIcXlSw2iwfAo=
+gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
+gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
+gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
diff --git a/parse_test.go b/test/parse_test.go
similarity index 100%
rename from parse_test.go
rename to test/parse_test.go
diff --git a/reflect_test.go b/test/reflect_test.go
similarity index 100%
rename from reflect_test.go
rename to test/reflect_test.go
diff --git a/sequence_test.go b/test/sequence_test.go
similarity index 100%
rename from sequence_test.go
rename to test/sequence_test.go
diff --git a/subcommand_test.go b/test/subcommand_test.go
similarity index 100%
rename from subcommand_test.go
rename to test/subcommand_test.go
diff --git a/usage_test.go b/test/usage_test.go
similarity index 100%
rename from usage_test.go
rename to test/usage_test.go