diff --git a/block_rich_text.go b/block_rich_text.go
index 611763ad..c6eb0b1b 100644
--- a/block_rich_text.go
+++ b/block_rich_text.go
@@ -341,6 +341,7 @@ type RichTextSectionEmojiElement struct {
 	Type     RichTextSectionElementType `json:"type"`
 	Name     string                     `json:"name"`
 	SkinTone int                        `json:"skin_tone"`
+	Unicode  string                     `json:"unicode,omitempty"`
 	Style    *RichTextSectionTextStyle  `json:"style,omitempty"`
 }
 
diff --git a/block_rich_text_test.go b/block_rich_text_test.go
index dec73ad9..dc4a0cf5 100644
--- a/block_rich_text_test.go
+++ b/block_rich_text_test.go
@@ -187,6 +187,16 @@ func TestRichTextSection_UnmarshalJSON(t *testing.T) {
 			},
 			nil,
 		},
+		{
+			[]byte(`{"type": "rich_text_section","elements":[{"type": "emoji","name": "+1","unicode": "1f44d-1f3fb","skin_tone": 2}]}`),
+			RichTextSection{
+				Type: RTESection,
+				Elements: []RichTextSectionElement{
+					&RichTextSectionEmojiElement{Type: RTSEEmoji, Name: "+1", Unicode: "1f44d-1f3fb", SkinTone: 2},
+				},
+			},
+			nil,
+		},
 	}
 	for _, tc := range cases {
 		var actual RichTextSection