diff --git a/cert_mgmt/letsencrypt_mgmt_profile.py b/cert_mgmt/letsencrypt_mgmt_profile.py
index e1dd0d41..18193267 100644
--- a/cert_mgmt/letsencrypt_mgmt_profile.py
+++ b/cert_mgmt/letsencrypt_mgmt_profile.py
@@ -219,7 +219,7 @@ def _do_request_avi(url, method, data=None, error_msg="Error"):
         keyauthorization = "{0}.{1}".format(token, thumbprint)
 
         # Get VSVIPs/VSs, based on FQDN
-        rsp = _do_request_avi("vsvip/?fqdn={}".format(domain), "GET").json()
+        rsp = _do_request_avi("vsvip/?search=(fqdn,{})".format(domain), "GET").json()
         vhMode = False
         if debug:
             print ("Found {} matching VSVIP FQDNs".format(rsp["count"]))