diff --git a/cmd/appherder/cli.go b/cmd/appherder/cli.go
index 061cfe9..bcb2aac 100644
--- a/cmd/appherder/cli.go
+++ b/cmd/appherder/cli.go
@@ -12,10 +12,12 @@ import (
 func newRootCommand(a appherder.App, stdout io.Writer, stderr io.Writer) *cobra.Command {
 	cmd := &cobra.Command{
 		Use:   "appherder",
-		Short: "A herder for your AppImages",
-		Long: "appherder installs AppImages so they show up in your application menu with their\n" +
-			"real name and icon, instead of sitting in a folder doing nothing. Drop AppImages in\n" +
-			"~/AppImages and appherder keeps everything in sync.",
+		Short: "A shepherd for your AppImages",
+		Long: "appherder manages your AppImages for you. Drop them in ~/AppImages and they show\n" +
+			"up in your menu like any other app, with their real name and icon. New versions\n" +
+			"replace the old ones. Add or remove AppImages and appherder sorts it out,\n" +
+			"optionally on its own.",
+		Version:       version,
 		SilenceUsage:  true,
 		SilenceErrors: true,
 	}
diff --git a/cmd/appherder/main.go b/cmd/appherder/main.go
index 52968fd..42e9239 100644
--- a/cmd/appherder/main.go
+++ b/cmd/appherder/main.go
@@ -7,6 +7,8 @@ import (
 	"github.com/alyraffauf/appherder/internal/appherder"
 )
 
+var version = "dev"
+
 func main() {
 	cmd := newRootCommand(appherder.NewApp(), os.Stdout, os.Stderr)
 	cmd.SetArgs(os.Args[1:])
diff --git a/package.nix b/package.nix
index 11c064d..f4bf4e3 100644
--- a/package.nix
+++ b/package.nix
@@ -1,11 +1,14 @@
 {
   buildGoModule,
   lib,
-}:
-buildGoModule {
-  pname = "appherder";
+}: let
   version = "dev";
-  src = ./.;
-  vendorHash = "sha256-cnxgWLpc8l/dvJHgj1PkJrSYmsH88pCTISM+pf7Ulg4=";
-  subPackages = ["cmd/appherder"];
-}
+in
+  buildGoModule {
+    pname = "appherder";
+    inherit version;
+    src = ./.;
+    vendorHash = "sha256-cnxgWLpc8l/dvJHgj1PkJrSYmsH88pCTISM+pf7Ulg4=";
+    subPackages = ["cmd/appherder"];
+    ldflags = ["-X main.version=${version}"];
+  }