diff --git a/README.md b/README.md
index 931c3d0..f230e18 100644
--- a/README.md
+++ b/README.md
@@ -6,4 +6,5 @@
 
 Environmental variables:
 - `SHORTEN_HOST` - hostname
-- `POSTGRES_URI` - lib/pq connection string (see [here](https://pkg.go.dev/github.com/lib/pq#section-documentation))
+- `SHORTEN_BIND` - bind address (default: `127.0.0.1:4488`)
+- `POSTGRES_URI` - lib/pq connection string (see [here](https://pkg.go.dev/github.com/lib/pq#section-documentation))
\ No newline at end of file
diff --git a/main.go b/main.go
index d5108dc..2afc854 100644
--- a/main.go
+++ b/main.go
@@ -71,7 +71,11 @@ func main() {
 		panic(err)
 	}
 
-	panic(http.ListenAndServe("127.0.0.1:4488", &Handler{db: db}))
+	bind := os.Getenv("SHORTEN_BIND")
+	if bind == "" {
+		bind = "127.0.0.1:4488"
+	}
+	panic(http.ListenAndServe(bind, &Handler{db: db}))
 }
 
 type Handler struct {