diff --git a/graphic/graphic_2d/native_drawing/drawing_text_typography.h b/graphic/graphic_2d/native_drawing/drawing_text_typography.h
index 9666217288d549c081114e2ed343c13d6a8f6973..6908a27f4320584aad52017abd8899bed6f30729 100644
--- a/graphic/graphic_2d/native_drawing/drawing_text_typography.h
+++ b/graphic/graphic_2d/native_drawing/drawing_text_typography.h
@@ -634,6 +634,23 @@ typedef struct {
     char** families;
 } OH_Drawing_StrutStyle;
 
+/**
+ * @brief The fall back font style of text.
+ *
+ * @since 20
+ * @version 1.0
+ */
+enum OH_Drawing_TextFallBackFontStyle {
+    /*default font style*/
+    TEXT_FONT_FALL_BACK_NORMAL,
+    /*serif font font style*/
+    TEXT_FONT_FALL_BACK_SERIF,
+    /*sans serif font style*/
+    TEXT_FONT_FALL_BACK_SANS,
+    /*monospaced font style*/
+    TEXT_FONT_FALL_BACK_MONO
+};
+
 /**
  * @brief Creates an <b>OH_Drawing_TypographyStyle</b> object.
  *
@@ -2888,6 +2905,17 @@ float OH_Drawing_GetTextTabLocation(OH_Drawing_TextTab* tab);
  */
 void OH_Drawing_SetTypographyTextTab(OH_Drawing_TypographyStyle* style, OH_Drawing_TextTab* tab);
 
+/**
+ * @brief Sets the fall back font style of <b>OH_Drawing_TextStyle</b> object.
+ *
+ * @syscap SystemCapability.Graphic.Graphic2D.NativeDrawing
+ * @param style Indicates the pointer to an <b>OH_Drawing_TextStyle</b> object.
+ * @param fallBackFontStyle Indicates the fall back font style to set. For details, see the enum <b>OH_Drawing_TextFallBackFontStyle</b>.
+ * @since 20
+ * @version 1.0
+ */
+void OH_Drawing_SetTextStyleFallBackFontStyle(OH_Drawing_TextStyle* style, OH_Drawing_TextFallBackFontStyle fallBackFontStyle);
+
 /**
  * @brief Get DrawingArray size.
  *