diff --git a/src/service/service/tools/OpticalTools.py b/src/service/service/tools/OpticalTools.py
index 331b0b8274a800498305c4b7cbace5e434e56193..2067d71c3b8e5ef8d271d003ddcc92c8fa7b4b2f 100644
--- a/src/service/service/tools/OpticalTools.py
+++ b/src/service/service/tools/OpticalTools.py
@@ -135,7 +135,7 @@ def delete_lightpath( src, dst, bitrate, ob_id,delete_band,flow_id=None) -> str:
         if flow_id is not None:
            urlx = "http://{}:{}/OpticalTFS/DelFlexLightpath/{}/{}/{}/{}/{}/{}".format(OPTICAL_IP, OPTICAL_PORT, src, dst, bitrate, ob_id,delete_band,flow_id)
         else :
-            urlx = "http://{}:{}/OpticalTFS/DelFlexLightpath/{}/{}/{}/{}/{}".format(OPTICAL_IP, OPTICAL_PORT, src, dst, bitrate, ob_id,delete_band)
+            urlx = "http://{}:{}/OpticalTFS/DelOpticalBand/{}/{}/{}/{}".format(OPTICAL_IP, OPTICAL_PORT, src, dst, ob_id,delete_band)
 
         headers = {"Content-Type": "application/json"}
         r = requests.delete(urlx, headers=headers)