diff --git a/nimble/host/include/host/ble_gap.h b/nimble/host/include/host/ble_gap.h
index 111c20742..8896f2d17 100644
--- a/nimble/host/include/host/ble_gap.h
+++ b/nimble/host/include/host/ble_gap.h
@@ -346,6 +346,39 @@ struct ble_gap_event {
          */
         struct ble_gap_ext_disc_desc ext_disc;
 #endif
+
+        /**
+         * Represents a completed discovery procedure.  Valid for the following
+         * event types:
+         *     o BLE_GAP_EVENT_DISC_COMPLETE
+         */
+        struct {
+            /**
+             * The reason the discovery procedure stopped.  Typical reason
+             * codes are:
+             *     o 0: Duration expired.
+             *     o BLE_HS_EPREEMPTED: Host aborted procedure to configure a
+             *       peer's identity.
+             */
+            int reason;
+        } disc_complete;
+
+        /**
+         * Represents a completed advertise procedure.  Valid for the following
+         * event types:
+         *     o BLE_GAP_EVENT_ADV_COMPLETE
+         */
+        struct {
+            /**
+             * The reason the advertise procedure stopped.  Typical reason
+             * codes are:
+             *     o 0: Duration expired.
+             *     o BLE_HS_EPREEMPTED: Host aborted procedure to configure a
+             *       peer's identity.
+             */
+            int reason;
+        } adv_complete;
+
         /**
          * Represents an attempt to update a connection's parameters.  If the
          * attempt was successful, the connection's descriptor reflects the
diff --git a/nimble/host/src/ble_gap.c b/nimble/host/src/ble_gap.c
index dad40dd9c..7f2b39e3c 100644
--- a/nimble/host/src/ble_gap.c
+++ b/nimble/host/src/ble_gap.c
@@ -666,7 +666,7 @@ ble_gap_adv_finished(void)
     if (cb != NULL) {
         memset(&event, 0, sizeof event);
         event.type = BLE_GAP_EVENT_ADV_COMPLETE;
-
+        event.adv_complete.reason = 0;
         cb(&event, cb_arg);
     }
 }
@@ -764,6 +764,7 @@ ble_gap_disc_complete(void)
 
     memset(&event, 0, sizeof event);
     event.type = BLE_GAP_EVENT_DISC_COMPLETE;
+    event.disc_complete.reason = 0;
 
     ble_gap_master_extract_state(&state, 1);
     if (ble_gap_has_client(&state)) {