diff --git a/tests/hwsim/test_sigma_dut.py b/tests/hwsim/test_sigma_dut.py
index a39aea603..e665c8579 100644
--- a/tests/hwsim/test_sigma_dut.py
+++ b/tests/hwsim/test_sigma_dut.py
@@ -1262,8 +1262,13 @@ def test_sigma_dut_dpp_qr_init_configurator_both(dev, apdev):
     """sigma_dut DPP/QR initiator as Configurator or Enrollee (conf index 1)"""
     run_sigma_dut_dpp_qr_init_configurator(dev, apdev, 1, "Both")
 
+def test_sigma_dut_dpp_qr_init_configurator_neg_freq(dev, apdev):
+    """sigma_dut DPP/QR initiator as Configurator (neg_freq)"""
+    run_sigma_dut_dpp_qr_init_configurator(dev, apdev, 1, extra='DPPSubsequentChannel,81/11')
+
 def run_sigma_dut_dpp_qr_init_configurator(dev, apdev, conf_idx,
-                                           prov_role="Configurator"):
+                                           prov_role="Configurator",
+                                           extra=None):
     check_dpp_capab(dev[0])
     check_dpp_capab(dev[1])
     sigma = start_sigma_dut(dev[0].ifname)
@@ -1284,7 +1289,10 @@ def run_sigma_dut_dpp_qr_init_configurator(dev, apdev, conf_idx,
         if "status,COMPLETE" not in res:
             raise Exception("dev_exec_action did not succeed: " + res)
 
-        res = sigma_dut_cmd("dev_exec_action,program,DPP,DPPActionType,AutomaticDPP,DPPAuthRole,Initiator,DPPAuthDirection,Single,DPPProvisioningRole,%s,DPPConfIndex,%d,DPPSigningKeyECC,P-256,DPPConfEnrolleeRole,STA,DPPBS,QR,DPPTimeout,6" % (prov_role, conf_idx))
+        cmd = "dev_exec_action,program,DPP,DPPActionType,AutomaticDPP,DPPAuthRole,Initiator,DPPAuthDirection,Single,DPPProvisioningRole,%s,DPPConfIndex,%d,DPPSigningKeyECC,P-256,DPPConfEnrolleeRole,STA,DPPBS,QR,DPPTimeout,6" % (prov_role, conf_idx)
+        if extra:
+            cmd += "," + extra
+        res = sigma_dut_cmd(cmd)
         if "BootstrapResult,OK,AuthResult,OK,ConfResult,OK" not in res:
             raise Exception("Unexpected result: " + res)
     finally: