diff --git a/include/openthread/instance.h b/include/openthread/instance.h
index 9a3e0c761..666827fec 100644
--- a/include/openthread/instance.h
+++ b/include/openthread/instance.h
@@ -52,7 +52,7 @@ extern "C" {
  *
  * @note This number versions both OpenThread platform and user APIs.
  */
-#define OPENTHREAD_API_VERSION (587)
+#define OPENTHREAD_API_VERSION (588)
 
 /**
  * @addtogroup api-instance
diff --git a/include/openthread/platform/infra_if.h b/include/openthread/platform/infra_if.h
index ab4e8ced1..9a55c1776 100644
--- a/include/openthread/platform/infra_if.h
+++ b/include/openthread/platform/infra_if.h
@@ -47,6 +47,15 @@
 extern "C" {
 #endif
 
+/**
+ * @addtogroup plat-infra-if
+ *
+ * @brief
+ *   This module includes the platform abstraction for the adjacent infrastructure network interface.
+ *
+ * @{
+ */
+
 #define OT_PLAT_INFRA_IF_MAX_LINK_LAYER_ADDR_LENGTH 16 ///< Maximum InfraIf Link-layer address length.
 
 /**
@@ -58,15 +67,6 @@ typedef struct otPlatInfraIfLinkLayerAddress
     uint8_t mLength;                                               ///< The address length (number of bytes).
 } otPlatInfraIfLinkLayerAddress;
 
-/**
- * @addtogroup plat-infra-if
- *
- * @brief
- *   This module includes the platform abstraction for the adjacent infrastructure network interface.
- *
- * @{
- */
-
 /**
  * Tells whether an infra interface has the given IPv6 address assigned.
  *