2 files changed, 8 insertions, 1 deletions
diff --git a/tests/multi_bluetooth/ble_characteristic.py b/tests/multi_bluetooth/ble_characteristic.py
index fd6fd4672..0d72c181f 100644
--- a/tests/multi_bluetooth/ble_characteristic.py
+++ b/tests/multi_bluetooth/ble_characteristic.py
@@ -17,12 +17,13 @@ _IRQ_GATTC_READ_DONE = const(16)
 _IRQ_GATTC_WRITE_DONE = const(17)
 _IRQ_GATTC_NOTIFY = const(18)
 _IRQ_GATTC_INDICATE = const(19)
+_IRQ_GATTS_INDICATE_DONE = const(20)
 
 SERVICE_UUID = bluetooth.UUID("A5A5A5A5-FFFF-9999-1111-5A5A5A5A5A5A")
 CHAR_UUID = bluetooth.UUID("00000000-1111-2222-3333-444444444444")
 CHAR = (
     CHAR_UUID,
-    bluetooth.FLAG_READ | bluetooth.FLAG_WRITE | bluetooth.FLAG_NOTIFY,
+    bluetooth.FLAG_READ | bluetooth.FLAG_WRITE | bluetooth.FLAG_NOTIFY | bluetooth.FLAG_INDICATE,
 )
 SERVICE = (
     SERVICE_UUID,
@@ -62,6 +63,8 @@ def irq(event, data):
         print("_IRQ_GATTC_NOTIFY", data[-1])
     elif event == _IRQ_GATTC_INDICATE:
         print("_IRQ_GATTC_INDICATE", data[-1])
+    elif event == _IRQ_GATTS_INDICATE_DONE:
+        print("_IRQ_GATTS_INDICATE_DONE", data[-1])
 
     if waiting_event is not None:
         if (isinstance(waiting_event, int) and event == waiting_event) or (
@@ -128,6 +131,9 @@ def instance0():
         print("gatts_indicate")
         ble.gatts_indicate(conn_handle, char_handle)
 
+        # Wait for the indicate ack.
+        wait_for_event(_IRQ_GATTS_INDICATE_DONE, TIMEOUT_MS)
+
         # Wait for the central to disconnect.
         wait_for_event(_IRQ_CENTRAL_DISCONNECT, TIMEOUT_MS)
     finally:
diff --git a/tests/multi_bluetooth/ble_characteristic.py.exp b/tests/multi_bluetooth/ble_characteristic.py.exp
index 7f66a4d90..25b5544ef 100644
--- a/tests/multi_bluetooth/ble_characteristic.py.exp
+++ b/tests/multi_bluetooth/ble_characteristic.py.exp
@@ -9,6 +9,7 @@ gatts_notify
 _IRQ_GATTS_WRITE b'central2'
 gatts_write
 gatts_indicate
+_IRQ_GATTS_INDICATE_DONE 0
 _IRQ_CENTRAL_DISCONNECT
 --- instance1 ---
 gap_connect