diff --git a/inputmethod/include/inputmethod_text_config_capi.h b/inputmethod/include/inputmethod_text_config_capi.h
index 77aee5214aded8742ff907cb050f329e2ca028a7..2788fcfc8d4bafa7a6b857a896317afd6f9c62a3 100644
--- a/inputmethod/include/inputmethod_text_config_capi.h
+++ b/inputmethod/include/inputmethod_text_config_capi.h
@@ -35,6 +35,7 @@
 #ifndef OHOS_INPUTMETHOD_TEXT_CONFIG_CAPI_H
 #define OHOS_INPUTMETHOD_TEXT_CONFIG_CAPI_H
 #include <stdint.h>
+#include <stddef.h>
 
 #include "inputmethod_cursor_info_capi.h"
 #include "inputmethod_text_avoid_info_capi.h"
diff --git a/inputmethod/include/inputmethod_types_capi.h b/inputmethod/include/inputmethod_types_capi.h
index 72c9ad0b3e0a0503348203c412238afb4ddfc58a..7e135c177b4ddec2dc07ed5f06b67961d34bcaa3 100644
--- a/inputmethod/include/inputmethod_types_capi.h
+++ b/inputmethod/include/inputmethod_types_capi.h
@@ -216,7 +216,7 @@ typedef enum InputMethod_TextInputType {
      */
     IME_TEXT_INPUT_TYPE_NUMBER_DECIMAL = 12,
     /**
-     * The text input type is ONE_TIME_CODE.
+     * The text input type is ONE TIME CODE.
      *
      * @since 20
      */