diff --git a/src/api/core/config.h b/src/api/core/config.h
index f780c8d..7b65e8a 100644
--- a/src/api/core/config.h
+++ b/src/api/core/config.h
@@ -7,6 +7,9 @@
 
 typedef struct bt_core_config bt_core_config_t;
 
+#define BT_CORE_CONFIG_RESULT_IS_ERROR(x) \
+    (x > BT_CORE_CONFIG_RESULT_SUCCESS)
+
 typedef enum bt_core_config_result {
     BT_CORE_CONFIG_RESULT_SUCCESS = 0,
     BT_CORE_CONFIG_RESULT_ERROR_INTERNAL = 1,
diff --git a/src/api/core/thread.h b/src/api/core/thread.h
index bbd77b5..1ab5d83 100644
--- a/src/api/core/thread.h
+++ b/src/api/core/thread.h
@@ -3,6 +3,9 @@
 
 #include <stdint.h>
 
+#define BT_CORE_THREAD_RESULT_IS_ERROR(x) \
+    (x > BT_CORE_THREAD_RESULT_SUCCESS)
+
 typedef enum bt_core_thread_result {
     BT_CORE_THREAD_RESULT_SUCCESS = 0,
     BT_CORE_THREAD_RESULT_ERROR_INTERNAL = 1,