diff --git a/cmd/mothd/httpd.go b/cmd/mothd/httpd.go
index f9cc27c..26b64f9 100644
--- a/cmd/mothd/httpd.go
+++ b/cmd/mothd/httpd.go
@@ -8,7 +8,7 @@ import (
 	"strings"
 	"time"
 
-	"github.com/dirtbags/moth/pkg/jsend"
+	"github.com/dirtbags/moth/v4/pkg/jsend"
 )
 
 // HTTPServer is a MOTH HTTP server
diff --git a/cmd/mothd/providercommand.go b/cmd/mothd/providercommand.go
index 1bdd693..e7397e7 100644
--- a/cmd/mothd/providercommand.go
+++ b/cmd/mothd/providercommand.go
@@ -15,7 +15,7 @@ import (
 	"strings"
 	"time"
 
-	"github.com/dirtbags/moth/pkg/transpile"
+	"github.com/dirtbags/moth/v4/pkg/transpile"
 )
 
 // ProviderCommand specifies a command to run for the puzzle API
diff --git a/cmd/mothd/server.go b/cmd/mothd/server.go
index c7fe1f0..7fe3849 100644
--- a/cmd/mothd/server.go
+++ b/cmd/mothd/server.go
@@ -6,7 +6,7 @@ import (
 	"strconv"
 	"time"
 
-	"github.com/dirtbags/moth/pkg/award"
+	"github.com/dirtbags/moth/v4/pkg/award"
 )
 
 // Category represents a puzzle category.
diff --git a/cmd/mothd/state.go b/cmd/mothd/state.go
index c611d88..718371e 100644
--- a/cmd/mothd/state.go
+++ b/cmd/mothd/state.go
@@ -14,7 +14,7 @@ import (
 	"sync"
 	"time"
 
-	"github.com/dirtbags/moth/pkg/award"
+	"github.com/dirtbags/moth/v4/pkg/award"
 	"github.com/spf13/afero"
 )
 
diff --git a/cmd/mothd/transpiler.go b/cmd/mothd/transpiler.go
index ddeb3da..c3be4e2 100644
--- a/cmd/mothd/transpiler.go
+++ b/cmd/mothd/transpiler.go
@@ -7,7 +7,7 @@ import (
 	"log"
 	"time"
 
-	"github.com/dirtbags/moth/pkg/transpile"
+	"github.com/dirtbags/moth/v4/pkg/transpile"
 	"github.com/spf13/afero"
 )
 
diff --git a/cmd/transpile/main.go b/cmd/transpile/main.go
index f225464..4f97d7e 100644
--- a/cmd/transpile/main.go
+++ b/cmd/transpile/main.go
@@ -9,7 +9,7 @@ import (
 	"os"
 	"sort"
 
-	"github.com/dirtbags/moth/pkg/transpile"
+	"github.com/dirtbags/moth/v4/pkg/transpile"
 
 	"github.com/spf13/afero"
 )
diff --git a/cmd/transpile/main_test.go b/cmd/transpile/main_test.go
index 042795a..b544af1 100644
--- a/cmd/transpile/main_test.go
+++ b/cmd/transpile/main_test.go
@@ -10,7 +10,7 @@ import (
 	"strings"
 	"testing"
 
-	"github.com/dirtbags/moth/pkg/transpile"
+	"github.com/dirtbags/moth/v4/pkg/transpile"
 	"github.com/spf13/afero"
 )
 
diff --git a/go.mod b/go.mod
index af3862d..e39a379 100644
--- a/go.mod
+++ b/go.mod
@@ -1,4 +1,4 @@
-module github.com/dirtbags/moth
+module github.com/dirtbags/moth/v4
 
 go 1.13