diff --git a/.circleci/config.yml b/.circleci/config.yml
index 6a73f72d..2ccdf763 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -12,22 +12,27 @@ workflows:
           executor:
             name: go/golang
             tag:  1.18-alpine
-          post-steps: &xgenerics
+          post-steps: &othermods
             - run:
                 name: "test x/generics"
                 working_directory: ./x/generics
                 command: gotestsum -ftestname
+            - run:
+                name: "test cmd/migrate-from-testify"
+                working_directory: ./cmd/migrate-from-testify
+                command: gotestsum -ftestname
       - go/test:
           name: test-golang-1.19
           executor:
             name: go/golang
             tag:  1.19-alpine
-          post-steps: *xgenerics
+          post-steps: *othermods
       - go/test:
           name: test-golang-1.20
           executor:
             name: go/golang
             tag:  1.20-alpine
+          post-steps: *othermods
       - go/test:
           name: test-windows
           executor: windows
diff --git a/assert/cmd/gty-migrate-from-testify/call.go b/cmd/migrate-from-testify/call.go
similarity index 100%
rename from assert/cmd/gty-migrate-from-testify/call.go
rename to cmd/migrate-from-testify/call.go
diff --git a/assert/cmd/gty-migrate-from-testify/call_test.go b/cmd/migrate-from-testify/call_test.go
similarity index 100%
rename from assert/cmd/gty-migrate-from-testify/call_test.go
rename to cmd/migrate-from-testify/call_test.go
diff --git a/assert/cmd/gty-migrate-from-testify/doc.go b/cmd/migrate-from-testify/doc.go
similarity index 100%
rename from assert/cmd/gty-migrate-from-testify/doc.go
rename to cmd/migrate-from-testify/doc.go
diff --git a/assert/cmd/gty-migrate-from-testify/flags.go b/cmd/migrate-from-testify/flags.go
similarity index 100%
rename from assert/cmd/gty-migrate-from-testify/flags.go
rename to cmd/migrate-from-testify/flags.go
diff --git a/cmd/migrate-from-testify/go.mod b/cmd/migrate-from-testify/go.mod
new file mode 100644
index 00000000..3bc56750
--- /dev/null
+++ b/cmd/migrate-from-testify/go.mod
@@ -0,0 +1,14 @@
+module gotest.tools/cmd/migrate-from-testify
+
+go 1.19
+
+require (
+	github.com/google/go-cmp v0.5.9
+	golang.org/x/tools v0.10.0
+	gotest.tools/v3 v3.5.0
+)
+
+require (
+	golang.org/x/mod v0.11.0 // indirect
+	golang.org/x/sys v0.9.0 // indirect
+)
diff --git a/cmd/migrate-from-testify/go.sum b/cmd/migrate-from-testify/go.sum
new file mode 100644
index 00000000..fcb950e9
--- /dev/null
+++ b/cmd/migrate-from-testify/go.sum
@@ -0,0 +1,11 @@
+github.com/google/go-cmp v0.5.9 h1:O2Tfq5qg4qc4AmwVlvv0oLiVAGB7enBSJ2x2DqQFi38=
+github.com/google/go-cmp v0.5.9/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
+golang.org/x/mod v0.11.0 h1:bUO06HqtnRcc/7l71XBe4WcqTZ+3AH1J59zWDDwLKgU=
+golang.org/x/mod v0.11.0/go.mod h1:iBbtSCu2XBx23ZKBPSOrRkjjQPZFPuis4dIYUhu/chs=
+golang.org/x/sync v0.3.0 h1:ftCYgMx6zT/asHUrPw8BLLscYtGznsLAnjq5RH9P66E=
+golang.org/x/sys v0.9.0 h1:KS/R3tvhPqvJvwcKfnBHJwwthS11LRhmM5D59eEXa0s=
+golang.org/x/sys v0.9.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/tools v0.10.0 h1:tvDr/iQoUqNdohiYm0LmmKcBk+q86lb9EprIUFhHHGg=
+golang.org/x/tools v0.10.0/go.mod h1:UJwyiVBsOA2uwvK/e5OY3GTpDUJriEd+/YlqAwLPmyM=
+gotest.tools/v3 v3.5.0 h1:Ljk6PdHdOhAb5aDMWXjDLMMhph+BpztA4v1QdqEW2eY=
+gotest.tools/v3 v3.5.0/go.mod h1:isy3WKz7GK6uNw/sbHzfKBLvlvXwUyV06n6brMxxopU=
diff --git a/assert/cmd/gty-migrate-from-testify/main.go b/cmd/migrate-from-testify/main.go
similarity index 100%
rename from assert/cmd/gty-migrate-from-testify/main.go
rename to cmd/migrate-from-testify/main.go
diff --git a/assert/cmd/gty-migrate-from-testify/main_test.go b/cmd/migrate-from-testify/main_test.go
similarity index 99%
rename from assert/cmd/gty-migrate-from-testify/main_test.go
rename to cmd/migrate-from-testify/main_test.go
index d7f59680..a3326b23 100644
--- a/assert/cmd/gty-migrate-from-testify/main_test.go
+++ b/cmd/migrate-from-testify/main_test.go
@@ -19,6 +19,7 @@ func TestRun(t *testing.T) {
 
 	defer env.Patch(t, "GO111MODULE", "off")()
 	defer env.Patch(t, "GOPATH", dir.Path())()
+
 	err := run(options{
 		pkgs:             []string{"example.com/example"},
 		showLoaderErrors: true,
diff --git a/assert/cmd/gty-migrate-from-testify/migrate.go b/cmd/migrate-from-testify/migrate.go
similarity index 100%
rename from assert/cmd/gty-migrate-from-testify/migrate.go
rename to cmd/migrate-from-testify/migrate.go
diff --git a/assert/cmd/gty-migrate-from-testify/migrate_test.go b/cmd/migrate-from-testify/migrate_test.go
similarity index 100%
rename from assert/cmd/gty-migrate-from-testify/migrate_test.go
rename to cmd/migrate-from-testify/migrate_test.go
diff --git a/assert/cmd/gty-migrate-from-testify/testdata/full-expected/some_test.go b/cmd/migrate-from-testify/testdata/full-expected/some_test.go
similarity index 94%
rename from assert/cmd/gty-migrate-from-testify/testdata/full-expected/some_test.go
rename to cmd/migrate-from-testify/testdata/full-expected/some_test.go
index 1cbdf0fb..78ae5247 100644
--- a/assert/cmd/gty-migrate-from-testify/testdata/full-expected/some_test.go
+++ b/cmd/migrate-from-testify/testdata/full-expected/some_test.go
@@ -4,7 +4,7 @@ import (
 	"fmt"
 	"testing"
 
-	"github.com/go-check/check"
+	"gopkg.in/check.v1"
 	"gotest.tools/v3/assert"
 	"gotest.tools/v3/assert/cmp"
 )
@@ -134,9 +134,13 @@ func TestTableTest(t *testing.T) {
 	}
 }
 
-func TestWithChecker(c *check.C) {
+type MySuite struct{}
+
+var _ = check.Suite(&MySuite{})
+
+func (s *MySuite) TestWithChecker(c *check.C) {
 	var err error
-	assert.Check(c, err)
+	c.Assert(err, check.Equals, nil)
 }
 
 func HelperWithAssertTestingT(t assert.TestingT) {
diff --git a/assert/cmd/gty-migrate-from-testify/testdata/full/some_test.go b/cmd/migrate-from-testify/testdata/full/some_test.go
similarity index 94%
rename from assert/cmd/gty-migrate-from-testify/testdata/full/some_test.go
rename to cmd/migrate-from-testify/testdata/full/some_test.go
index f510038f..f7adb021 100644
--- a/assert/cmd/gty-migrate-from-testify/testdata/full/some_test.go
+++ b/cmd/migrate-from-testify/testdata/full/some_test.go
@@ -4,9 +4,9 @@ import (
 	"fmt"
 	"testing"
 
-	"github.com/go-check/check"
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
+	"gopkg.in/check.v1"
 )
 
 type mystruct struct {
@@ -135,9 +135,13 @@ func TestTableTest(t *testing.T) {
 	}
 }
 
-func TestWithChecker(c *check.C) {
+type MySuite struct{}
+
+var _ = check.Suite(&MySuite{})
+
+func (s *MySuite) TestWithChecker(c *check.C) {
 	var err error
-	assert.NoError(c, err)
+	c.Assert(err, check.Equals, nil)
 }
 
 func HelperWithAssertTestingT(t assert.TestingT) {
diff --git a/assert/cmd/gty-migrate-from-testify/walktype.go b/cmd/migrate-from-testify/walktype.go
similarity index 100%
rename from assert/cmd/gty-migrate-from-testify/walktype.go
rename to cmd/migrate-from-testify/walktype.go