diff --git a/bumble/hci.py b/bumble/hci.py
index 1d55d924..be5973b7 100644
--- a/bumble/hci.py
+++ b/bumble/hci.py
@@ -1753,7 +1753,10 @@ class Address:
         '''
         String representation of the address, MSB first
         '''
-        return ':'.join([f'{x:02X}' for x in reversed(self.address_bytes)])
+        str = ':'.join([f'{x:02X}' for x in reversed(self.address_bytes)])
+        if not self.is_public:
+            return str
+        return str + '/P'
 
 
 # -----------------------------------------------------------------------------
diff --git a/tests/hci_test.py b/tests/hci_test.py
index 370b4889..a5e3a829 100644
--- a/tests/hci_test.py
+++ b/tests/hci_test.py
@@ -59,7 +59,7 @@ def test_HCI_LE_Connection_Complete_Event():
 
 # -----------------------------------------------------------------------------
 def test_HCI_LE_Advertising_Report_Event():
-    address = Address('00:11:22:33:44:55')
+    address = Address('00:11:22:33:44:55/P')
     report = HCI_LE_Advertising_Report_Event.Report(
         HCI_LE_Advertising_Report_Event.Report.FIELDS,
         event_type   = HCI_LE_Advertising_Report_Event.ADV_IND,