diff --git a/internal/generate.go b/internal/generate.go
index 747915e..a94a689 100644
--- a/internal/generate.go
+++ b/internal/generate.go
@@ -20,7 +20,7 @@ func Generate(c *cli.Context) error {
 	keyPath := c.String("key")
 	keyBase64 := c.String("base64-key")
 	printJWT := c.Bool("jwt")
-	jwtExpiry := c.Int("jwt-expiry")
+	jwtExpiry := c.Int("duration")
 	hostname := strings.ToLower(c.String("hostname"))
 	tokenOnly := c.Bool("token-only")
 	silent := c.Bool("silent")