diff --git a/modules/can/can.go b/modules/can/can.go
index d47dc8dc..8ee30041 100644
--- a/modules/can/can.go
+++ b/modules/can/can.go
@@ -102,7 +102,7 @@ func NewCanModule(s *session.Session) *CANModule {
 		}))
 
 	mod.AddHandler(session.NewModuleHandler("can.fuzz ID_OR_NODE_NAME", `(?i)^can\.fuzz\s+(.+)$`,
-		"If an integer frame ID is specified, create a randomized version of it and inject it. If a node name is specified, a random message for the given node will be instead used.",
+		"If an hexadecimal frame ID is specified, create a randomized version of it and inject it. If a node name is specified, a random message for the given node will be instead used.",
 		func(args []string) error {
 			if !mod.Running() {
 				return errors.New("can module not running")
diff --git a/modules/can/can_fuzz.go b/modules/can/can_fuzz.go
index 626c0cfd..ba557da0 100644
--- a/modules/can/can_fuzz.go
+++ b/modules/can/can_fuzz.go
@@ -16,8 +16,9 @@ func (mod *CANModule) Fuzz(id string) error {
 	rncSource := rand.NewSource(time.Now().Unix())
 	rng := rand.New(rncSource)
 
-	// let's try as number first
-	frameID, err := strconv.Atoi(id)
+	// let's try as an hex number first
+	// frameID, err := strconv.Atoi(id)
+	frameID, err := strconv.ParseUint(id, 16, 32)
 	dataLen := 0
 	frameData := ([]byte)(nil)
 
@@ -32,7 +33,7 @@ func (mod *CANModule) Fuzz(id string) error {
 			idx := rng.Intn(len(fromSender))
 			selected := fromSender[idx]
 			mod.Info("selected %s > (%d) %s", id, selected.ID, selected.Name)
-			frameID = int(selected.ID)
+			frameID = uint64(selected.ID)
 		} else {
 			return err
 		}