diff --git a/src/btstack_defines.h b/src/btstack_defines.h
index 379594781..6f36c3585 100644
--- a/src/btstack_defines.h
+++ b/src/btstack_defines.h
@@ -276,7 +276,10 @@ typedef uint8_t sm_key_t[16];
  */
 #define BTSTACK_EVENT_STATE                                0x60
 
-// data: event(8), len(8), nr hci connections
+/**
+ * @format 1
+ * @param number_connections
+ */
 #define BTSTACK_EVENT_NR_CONNECTIONS_CHANGED               0x61
 
 /**
diff --git a/src/btstack_event.h b/src/btstack_event.h
index 3d49d45e7..5697968ac 100644
--- a/src/btstack_event.h
+++ b/src/btstack_event.h
@@ -932,6 +932,16 @@ static inline uint8_t btstack_event_state_get_state(const uint8_t * event){
     return event[2];
 }
 
+/**
+ * @brief Get field number_connections from event BTSTACK_EVENT_NR_CONNECTIONS_CHANGED
+ * @param event packet
+ * @return number_connections
+ * @note: btstack_type 1
+ */
+static inline uint8_t btstack_event_nr_connections_changed_get_number_connections(const uint8_t * event){
+    return event[2];
+}
+
 
 /**
  * @brief Get field discoverable from event BTSTACK_EVENT_DISCOVERABLE_ENABLED