diff --git a/cmd/ftl/cmd_init.go b/cmd/ftl/cmd_init.go
index 9214f063d4..696dcafdbd 100644
--- a/cmd/ftl/cmd_init.go
+++ b/cmd/ftl/cmd_init.go
@@ -30,8 +30,9 @@ type initCmd struct {
 }
 
 type initGoCmd struct {
-	Dir  string `arg:"" help:"Directory to initialize the module in."`
-	Name string `arg:"" help:"Name of the FTL module to create underneath the base directory."`
+	Replace map[string]string `short:"r" help:"Replace a module import path with a local path in the initialised FTL module." placeholder:"OLD=NEW,..."`
+	Dir     string            `arg:"" help:"Directory to initialize the module in."`
+	Name    string            `arg:"" help:"Name of the FTL module to create underneath the base directory."`
 }
 
 func (i initGoCmd) Run(ctx context.Context, parent *initCmd) error {
diff --git a/go-runtime/scaffolding/go.mod b/go-runtime/scaffolding/go.mod
index ba81923038..e320d797b4 100644
--- a/go-runtime/scaffolding/go.mod
+++ b/go-runtime/scaffolding/go.mod
@@ -1,4 +1,4 @@
 // This needs to exist so that the Go toolchain doesn't include this directory. Annoying.
 module exclude
 
-go 1.21.6
\ No newline at end of file
+go 1.21.6
diff --git a/go-runtime/scaffolding/{{ .Name | camel | lower }}/go.mod.tmpl b/go-runtime/scaffolding/{{ .Name | camel | lower }}/go.mod.tmpl
index b43a2153ed..372814bd3b 100644
--- a/go-runtime/scaffolding/{{ .Name | camel | lower }}/go.mod.tmpl	
+++ b/go-runtime/scaffolding/{{ .Name | camel | lower }}/go.mod.tmpl	
@@ -2,4 +2,8 @@ module ftl/{{ .Name }}
 
 go 1.21
 
-require github.com/TBD54566975/ftl latest
\ No newline at end of file
+require github.com/TBD54566975/ftl latest
+
+{{- range $old, $new := .Replace }}
+replace {{ $old }} => {{ $new }}
+{{- end }}
\ No newline at end of file