diff --git a/Assets/Temp/Scripts/Spectrumdetection.cs b/Assets/Temp/Scripts/Spectrumdetection.cs
index 964cb2e5..14beca3b 100644
--- a/Assets/Temp/Scripts/Spectrumdetection.cs
+++ b/Assets/Temp/Scripts/Spectrumdetection.cs
@@ -131,7 +131,7 @@ public class Spectrumdetection : MonoBehaviour
         {
             if (ison)
             {
-                Frequency = "HUF";
+                Frequency = "UHF";
                 camera.cullingMask = 1 << 16;
                 SweepFrequencyBandTo();
             }
@@ -366,7 +366,8 @@ public class Spectrumdetection : MonoBehaviour
     /// </summary>
     private void Search()
     {
-        Collider[] colliders = Physics.OverlapSphere(transform.position, float.Parse(Detectionrange) * 100);
+        attackColliders1.Clear();
+        colliders = Physics.OverlapSphere(transform.position, float.Parse(Detectionrange) * 100);
         for (int i = 0; i < colliders.Length; i++)
         {
             if (colliders[i].transform.gameObject.tag == "WRJ")