diff --git a/examples/bluetooth/nimble/bleprph/main/main.c b/examples/bluetooth/nimble/bleprph/main/main.c
index 2e5733482c..402b9744ba 100644
--- a/examples/bluetooth/nimble/bleprph/main/main.c
+++ b/examples/bluetooth/nimble/bleprph/main/main.c
@@ -89,9 +89,13 @@ ext_bleprph_advertise(void)
 {
     struct ble_gap_ext_adv_params params;
     struct os_mbuf *data;
-    uint8_t instance = 1;
+    uint8_t instance = 0;
     int rc;
 
+    /* First check if any instance is already active */
+    if(ble_gap_adv_active())
+        return;
+
     /* use defaults for non-set params */
     memset (&params, 0, sizeof(params));
 
@@ -325,7 +329,9 @@ bleprph_gap_event(struct ble_gap_event *event, void *arg)
     case BLE_GAP_EVENT_ADV_COMPLETE:
         MODLOG_DFLT(INFO, "advertise complete; reason=%d",
                     event->adv_complete.reason);
-#if !CONFIG_EXAMPLE_EXTENDED_ADV
+#if CONFIG_EXAMPLE_EXTENDED_ADV
+        ext_bleprph_advertise();
+#else
         bleprph_advertise();
 #endif
         return 0;