diff --git a/tests/hwsim/test_rrm.py b/tests/hwsim/test_rrm.py
index d7d1ed3ba..72af6035f 100644
--- a/tests/hwsim/test_rrm.py
+++ b/tests/hwsim/test_rrm.py
@@ -2096,6 +2096,7 @@ def test_rrm_reassociation(dev, apdev):
     bssid = hapd.own_addr()
 
     addr = dev[0].own_addr()
+    dev[0].flush_scan_cache()
     dev[0].connect("rrm", key_mgmt="NONE", scan_freq="2412")
     check_beacon_req(hapd, addr, 1)