diff --git a/slack_sdk/models/blocks/blocks.py b/slack_sdk/models/blocks/blocks.py
index 5bd0171d..5d672131 100644
--- a/slack_sdk/models/blocks/blocks.py
+++ b/slack_sdk/models/blocks/blocks.py
@@ -89,6 +89,8 @@ def parse(cls, block: Union[dict, "Block"]) -> Optional["Block"]:
                     return HeaderBlock(**block)
                 elif type == VideoBlock.type:
                     return VideoBlock(**block)
+                elif type == RichTextBlock.type:
+                    return RichTextBlock(**block)
                 else:
                     cls.logger.warning(f"Unknown block detected and skipped ({block})")
                     return None
diff --git a/tests/slack_sdk/models/test_blocks.py b/tests/slack_sdk/models/test_blocks.py
index 4ea1158e..836f65b1 100644
--- a/tests/slack_sdk/models/test_blocks.py
+++ b/tests/slack_sdk/models/test_blocks.py
@@ -973,6 +973,7 @@ def test_complex(self):
             ],
         }
         self.assertDictEqual(dict_block, RichTextBlock(**dict_block).to_dict())
+        self.assertDictEqual(dict_block, Block.parse(dict_block).to_dict())
 
         _ = RichTextElementParts
         class_block = RichTextBlock(