diff --git a/pkg/voice/agent.go b/pkg/voice/agent.go
index 40bc02c57..233da6019 100644
--- a/pkg/voice/agent.go
+++ b/pkg/voice/agent.go
@@ -5,7 +5,6 @@ import (
 	"fmt"
 	"os"
 	"path/filepath"
-	"strings"
 	"sync"
 	"time"